Home / 1,341,200.77-1,850,782.26-768,277.85

Finding the Fourth Proportional to 1,341,200.77, 1,850,782.26 and 768,277.85

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Solution

The fourth proportional to 1,341,200.77, 1,850,782.26 and 768,277.85 is: 1,060,180.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,200.77 : 1,850,782.26 = 768,277.85 : x
  2. Step 2: Convert to fraction form
    1,341,200.77/1,850,782.26 = 768,277.85/x
  3. Step 3: Cross multiply
    1,341,200.77x = 1,850,782.26 × 768,277.85
  4. Step 4: Simplify right side
    1,341,200.77x = 1,421,915,009,158.07
  5. Step 5: Solve for x
    x = 1,421,915,009,158.07/1,341,200.77
  6. Step 6: Final answer
    x = 1,060,180.58

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Half scale
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Double scale
Find fourth proportional to 1,341,201.77, 1,850,783.64 and 768,278.85
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.