Home / 1,023,988.81-1,413,635.79-748,036.81

Finding the Fourth Proportional to 1,023,988.81, 1,413,635.79 and 748,036.81

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Solution

The fourth proportional to 1,023,988.81, 1,413,635.79 and 748,036.81 is: 1,032,678.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,988.81 : 1,413,635.79 = 748,036.81 : x
  2. Step 2: Convert to fraction form
    1,023,988.81/1,413,635.79 = 748,036.81/x
  3. Step 3: Cross multiply
    1,023,988.81x = 1,413,635.79 × 748,036.81
  4. Step 4: Simplify right side
    1,023,988.81x = 1,057,451,599,785.25
  5. Step 5: Solve for x
    x = 1,057,451,599,785.25/1,023,988.81
  6. Step 6: Final answer
    x = 1,032,678.87

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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.