Home / 1,406,691.22-2,107,499.90-866,006.50

Finding the Fourth Proportional to 1,406,691.22, 2,107,499.90 and 866,006.50

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Solution

The fourth proportional to 1,406,691.22, 2,107,499.90 and 866,006.50 is: 1,297,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,691.22 : 2,107,499.90 = 866,006.50 : x
  2. Step 2: Convert to fraction form
    1,406,691.22/2,107,499.90 = 866,006.50/x
  3. Step 3: Cross multiply
    1,406,691.22x = 2,107,499.90 × 866,006.50
  4. Step 4: Simplify right side
    1,406,691.22x = 1,825,108,612,149.35
  5. Step 5: Solve for x
    x = 1,825,108,612,149.35/1,406,691.22
  6. Step 6: Final answer
    x = 1,297,447.93

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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.