Home / 1,409,200.86-1,945,201.50-836,240.88

Finding the Fourth Proportional to 1,409,200.86, 1,945,201.50 and 836,240.88

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Solution

The fourth proportional to 1,409,200.86, 1,945,201.50 and 836,240.88 is: 1,154,311.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,200.86 : 1,945,201.50 = 836,240.88 : x
  2. Step 2: Convert to fraction form
    1,409,200.86/1,945,201.50 = 836,240.88/x
  3. Step 3: Cross multiply
    1,409,200.86x = 1,945,201.50 × 836,240.88
  4. Step 4: Simplify right side
    1,409,200.86x = 1,626,657,014,137.32
  5. Step 5: Solve for x
    x = 1,626,657,014,137.32/1,409,200.86
  6. Step 6: Final answer
    x = 1,154,311.68

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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.