Home / 2,561,777.28-3,532,964.40-2,125,503.92

Finding the Fourth Proportional to 2,561,777.28, 3,532,964.40 and 2,125,503.92

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Solution

The fourth proportional to 2,561,777.28, 3,532,964.40 and 2,125,503.92 is: 2,931,296.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,777.28 : 3,532,964.40 = 2,125,503.92 : x
  2. Step 2: Convert to fraction form
    2,561,777.28/3,532,964.40 = 2,125,503.92/x
  3. Step 3: Cross multiply
    2,561,777.28x = 3,532,964.40 × 2,125,503.92
  4. Step 4: Simplify right side
    2,561,777.28x = 7,509,329,690,252.86
  5. Step 5: Solve for x
    x = 7,509,329,690,252.86/2,561,777.28
  6. Step 6: Final answer
    x = 2,931,296.86

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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.