Home / 1,011,382.73-1,395,750.49-581,663.15

Finding the Fourth Proportional to 1,011,382.73, 1,395,750.49 and 581,663.15

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Solution

The fourth proportional to 1,011,382.73, 1,395,750.49 and 581,663.15 is: 802,719.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,382.73 : 1,395,750.49 = 581,663.15 : x
  2. Step 2: Convert to fraction form
    1,011,382.73/1,395,750.49 = 581,663.15/x
  3. Step 3: Cross multiply
    1,011,382.73x = 1,395,750.49 × 581,663.15
  4. Step 4: Simplify right side
    1,011,382.73x = 811,856,618,194.53
  5. Step 5: Solve for x
    x = 811,856,618,194.53/1,011,382.73
  6. Step 6: Final answer
    x = 802,719.48

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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.