Home / 1,679,825.22-2,519,737.15-417,652.85

Finding the Fourth Proportional to 1,679,825.22, 2,519,737.15 and 417,652.85

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Solution

The fourth proportional to 1,679,825.22, 2,519,737.15 and 417,652.85 is: 626,479.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,825.22 : 2,519,737.15 = 417,652.85 : x
  2. Step 2: Convert to fraction form
    1,679,825.22/2,519,737.15 = 417,652.85/x
  3. Step 3: Cross multiply
    1,679,825.22x = 2,519,737.15 × 417,652.85
  4. Step 4: Simplify right side
    1,679,825.22x = 1,052,375,401,948.38
  5. Step 5: Solve for x
    x = 1,052,375,401,948.38/1,679,825.22
  6. Step 6: Final answer
    x = 626,479.11

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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.