Home / 1,306,052.74-1,802,292-725,312.66

Finding the Fourth Proportional to 1,306,052.74, 1,802,292 and 725,312.66

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Solution

The fourth proportional to 1,306,052.74, 1,802,292 and 725,312.66 is: 1,000,897.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,052.74 : 1,802,292 = 725,312.66 : x
  2. Step 2: Convert to fraction form
    1,306,052.74/1,802,292 = 725,312.66/x
  3. Step 3: Cross multiply
    1,306,052.74x = 1,802,292 × 725,312.66
  4. Step 4: Simplify right side
    1,306,052.74x = 1,307,225,204,616.72
  5. Step 5: Solve for x
    x = 1,307,225,204,616.72/1,306,052.74
  6. Step 6: Final answer
    x = 1,000,897.72

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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.