Home / 1,341,154.63-1,850,842.07-768,305.52

Finding the Fourth Proportional to 1,341,154.63, 1,850,842.07 and 768,305.52

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Solution

The fourth proportional to 1,341,154.63, 1,850,842.07 and 768,305.52 is: 1,060,289.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,154.63 : 1,850,842.07 = 768,305.52 : x
  2. Step 2: Convert to fraction form
    1,341,154.63/1,850,842.07 = 768,305.52/x
  3. Step 3: Cross multiply
    1,341,154.63x = 1,850,842.07 × 768,305.52
  4. Step 4: Simplify right side
    1,341,154.63x = 1,422,012,179,029.23
  5. Step 5: Solve for x
    x = 1,422,012,179,029.23/1,341,154.63
  6. Step 6: Final answer
    x = 1,060,289.51

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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.