Home / 2,427,762.20-3,642,129.30-721,902.20

Finding the Fourth Proportional to 2,427,762.20, 3,642,129.30 and 721,902.20

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Solution

The fourth proportional to 2,427,762.20, 3,642,129.30 and 721,902.20 is: 1,082,997.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,762.20 : 3,642,129.30 = 721,902.20 : x
  2. Step 2: Convert to fraction form
    2,427,762.20/3,642,129.30 = 721,902.20/x
  3. Step 3: Cross multiply
    2,427,762.20x = 3,642,129.30 × 721,902.20
  4. Step 4: Simplify right side
    2,427,762.20x = 2,629,261,154,354.46
  5. Step 5: Solve for x
    x = 2,629,261,154,354.46/2,427,762.20
  6. Step 6: Final answer
    x = 1,082,997.81

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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.