Home / 1,031,211.91-1,423,051.03-572,299.83

Finding the Fourth Proportional to 1,031,211.91, 1,423,051.03 and 572,299.83

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Solution

The fourth proportional to 1,031,211.91, 1,423,051.03 and 572,299.83 is: 789,761.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,211.91 : 1,423,051.03 = 572,299.83 : x
  2. Step 2: Convert to fraction form
    1,031,211.91/1,423,051.03 = 572,299.83/x
  3. Step 3: Cross multiply
    1,031,211.91x = 1,423,051.03 × 572,299.83
  4. Step 4: Simplify right side
    1,031,211.91x = 814,411,863,265.70
  5. Step 5: Solve for x
    x = 814,411,863,265.70/1,031,211.91
  6. Step 6: Final answer
    x = 789,761.89

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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.