Home / 1,013,461.74-1,398,565.15-554,571.36

Finding the Fourth Proportional to 1,013,461.74, 1,398,565.15 and 554,571.36

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Solution

The fourth proportional to 1,013,461.74, 1,398,565.15 and 554,571.36 is: 765,301.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,461.74 : 1,398,565.15 = 554,571.36 : x
  2. Step 2: Convert to fraction form
    1,013,461.74/1,398,565.15 = 554,571.36/x
  3. Step 3: Cross multiply
    1,013,461.74x = 1,398,565.15 × 554,571.36
  4. Step 4: Simplify right side
    1,013,461.74x = 775,604,177,284.10
  5. Step 5: Solve for x
    x = 775,604,177,284.10/1,013,461.74
  6. Step 6: Final answer
    x = 765,301.88

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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.