Home / 1,031,890.11-1,543,830.49-904,572.69

Finding the Fourth Proportional to 1,031,890.11, 1,543,830.49 and 904,572.69

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Solution

The fourth proportional to 1,031,890.11, 1,543,830.49 and 904,572.69 is: 1,353,348.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,890.11 : 1,543,830.49 = 904,572.69 : x
  2. Step 2: Convert to fraction form
    1,031,890.11/1,543,830.49 = 904,572.69/x
  3. Step 3: Cross multiply
    1,031,890.11x = 1,543,830.49 × 904,572.69
  4. Step 4: Simplify right side
    1,031,890.11x = 1,396,506,899,243.32
  5. Step 5: Solve for x
    x = 1,396,506,899,243.32/1,031,890.11
  6. Step 6: Final answer
    x = 1,353,348.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.