Home / 1,656,625.87-2,484,993.20-458,447.85

Finding the Fourth Proportional to 1,656,625.87, 2,484,993.20 and 458,447.85

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Solution

The fourth proportional to 1,656,625.87, 2,484,993.20 and 458,447.85 is: 687,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,625.87 : 2,484,993.20 = 458,447.85 : x
  2. Step 2: Convert to fraction form
    1,656,625.87/2,484,993.20 = 458,447.85/x
  3. Step 3: Cross multiply
    1,656,625.87x = 2,484,993.20 × 458,447.85
  4. Step 4: Simplify right side
    1,656,625.87x = 1,139,239,787,512.38
  5. Step 5: Solve for x
    x = 1,139,239,787,512.38/1,656,625.87
  6. Step 6: Final answer
    x = 687,686.83

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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.