Home / 3,023,447.18-4,172,356.32-1,665,320.18

Finding the Fourth Proportional to 3,023,447.18, 4,172,356.32 and 1,665,320.18

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Solution

The fourth proportional to 3,023,447.18, 4,172,356.32 and 1,665,320.18 is: 2,298,141.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,447.18 : 4,172,356.32 = 1,665,320.18 : x
  2. Step 2: Convert to fraction form
    3,023,447.18/4,172,356.32 = 1,665,320.18/x
  3. Step 3: Cross multiply
    3,023,447.18x = 4,172,356.32 × 1,665,320.18
  4. Step 4: Simplify right side
    3,023,447.18x = 6,948,309,177,846.54
  5. Step 5: Solve for x
    x = 6,948,309,177,846.54/3,023,447.18
  6. Step 6: Final answer
    x = 2,298,141.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.