Home / 3,366,082.71-4,644,568.76-1,915,691.85

Finding the Fourth Proportional to 3,366,082.71, 4,644,568.76 and 1,915,691.85

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Solution

The fourth proportional to 3,366,082.71, 4,644,568.76 and 1,915,691.85 is: 2,643,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366,082.71 : 4,644,568.76 = 1,915,691.85 : x
  2. Step 2: Convert to fraction form
    3,366,082.71/4,644,568.76 = 1,915,691.85/x
  3. Step 3: Cross multiply
    3,366,082.71x = 4,644,568.76 × 1,915,691.85
  4. Step 4: Simplify right side
    3,366,082.71x = 8,897,562,510,718.15
  5. Step 5: Solve for x
    x = 8,897,562,510,718.15/3,366,082.71
  6. Step 6: Final answer
    x = 2,643,298.84

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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.