Home / 3,023,405.60-4,172,298.92-1,665,278.56

Finding the Fourth Proportional to 3,023,405.60, 4,172,298.92 and 1,665,278.56

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Solution

The fourth proportional to 3,023,405.60, 4,172,298.92 and 1,665,278.56 is: 2,298,083.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,405.60 : 4,172,298.92 = 1,665,278.56 : x
  2. Step 2: Convert to fraction form
    3,023,405.60/4,172,298.92 = 1,665,278.56/x
  3. Step 3: Cross multiply
    3,023,405.60x = 4,172,298.92 × 1,665,278.56
  4. Step 4: Simplify right side
    3,023,405.60x = 6,948,039,937,387.16
  5. Step 5: Solve for x
    x = 6,948,039,937,387.16/3,023,405.60
  6. Step 6: Final answer
    x = 2,298,083.97

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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.