Home / 2,474,691.90-3,709,085.40-2,220,781.20

Finding the Fourth Proportional to 2,474,691.90, 3,709,085.40 and 2,220,781.20

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Solution

The fourth proportional to 2,474,691.90, 3,709,085.40 and 2,220,781.20 is: 3,328,522.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474,691.90 : 3,709,085.40 = 2,220,781.20 : x
  2. Step 2: Convert to fraction form
    2,474,691.90/3,709,085.40 = 2,220,781.20/x
  3. Step 3: Cross multiply
    2,474,691.90x = 3,709,085.40 × 2,220,781.20
  4. Step 4: Simplify right side
    2,474,691.90x = 8,237,067,125,514.48
  5. Step 5: Solve for x
    x = 8,237,067,125,514.48/2,474,691.90
  6. Step 6: Final answer
    x = 3,328,522.28

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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.