Home / 1,064,387-1,468,854.06-725,447.36

Finding the Fourth Proportional to 1,064,387, 1,468,854.06 and 725,447.36

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Solution

The fourth proportional to 1,064,387, 1,468,854.06 and 725,447.36 is: 1,001,117.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,387 : 1,468,854.06 = 725,447.36 : x
  2. Step 2: Convert to fraction form
    1,064,387/1,468,854.06 = 725,447.36/x
  3. Step 3: Cross multiply
    1,064,387x = 1,468,854.06 × 725,447.36
  4. Step 4: Simplify right side
    1,064,387x = 1,065,576,300,052.28
  5. Step 5: Solve for x
    x = 1,065,576,300,052.28/1,064,387
  6. Step 6: Final answer
    x = 1,001,117.36

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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.