Home / 1,119,805.24-1,545,331.14-636,371.32

Finding the Fourth Proportional to 1,119,805.24, 1,545,331.14 and 636,371.32

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Solution

The fourth proportional to 1,119,805.24, 1,545,331.14 and 636,371.32 is: 878,192.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,805.24 : 1,545,331.14 = 636,371.32 : x
  2. Step 2: Convert to fraction form
    1,119,805.24/1,545,331.14 = 636,371.32/x
  3. Step 3: Cross multiply
    1,119,805.24x = 1,545,331.14 × 636,371.32
  4. Step 4: Simplify right side
    1,119,805.24x = 983,404,417,398.91
  5. Step 5: Solve for x
    x = 983,404,417,398.91/1,119,805.24
  6. Step 6: Final answer
    x = 878,192.37

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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.