Home / 1,169,435.80-1,755,465.90-904,371.40

Finding the Fourth Proportional to 1,169,435.80, 1,755,465.90 and 904,371.40

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Solution

The fourth proportional to 1,169,435.80, 1,755,465.90 and 904,371.40 is: 1,357,571.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,435.80 : 1,755,465.90 = 904,371.40 : x
  2. Step 2: Convert to fraction form
    1,169,435.80/1,755,465.90 = 904,371.40/x
  3. Step 3: Cross multiply
    1,169,435.80x = 1,755,465.90 × 904,371.40
  4. Step 4: Simplify right side
    1,169,435.80x = 1,587,593,153,635.26
  5. Step 5: Solve for x
    x = 1,587,593,153,635.26/1,169,435.80
  6. Step 6: Final answer
    x = 1,357,571.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.