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Finding the Fourth Proportional to 1,797,982.20, 2,695,590.90 and 1,010,014.20

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Solution

The fourth proportional to 1,797,982.20, 2,695,590.90 and 1,010,014.20 is: 1,514,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,982.20 : 2,695,590.90 = 1,010,014.20 : x
  2. Step 2: Convert to fraction form
    1,797,982.20/2,695,590.90 = 1,010,014.20/x
  3. Step 3: Cross multiply
    1,797,982.20x = 2,695,590.90 × 1,010,014.20
  4. Step 4: Simplify right side
    1,797,982.20x = 2,722,585,086,390.78
  5. Step 5: Solve for x
    x = 2,722,585,086,390.78/1,797,982.20
  6. Step 6: Final answer
    x = 1,514,244.74

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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.