Home / 1,377,937.83-1,901,711.48-766,151.31

Finding the Fourth Proportional to 1,377,937.83, 1,901,711.48 and 766,151.31

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Solution

The fourth proportional to 1,377,937.83, 1,901,711.48 and 766,151.31 is: 1,057,376.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,937.83 : 1,901,711.48 = 766,151.31 : x
  2. Step 2: Convert to fraction form
    1,377,937.83/1,901,711.48 = 766,151.31/x
  3. Step 3: Cross multiply
    1,377,937.83x = 1,901,711.48 × 766,151.31
  4. Step 4: Simplify right side
    1,377,937.83x = 1,456,998,737,813.28
  5. Step 5: Solve for x
    x = 1,456,998,737,813.28/1,377,937.83
  6. Step 6: Final answer
    x = 1,057,376.25

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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.