Home / 2,965,515.20-4,092,044.64-2,105,761.76

Finding the Fourth Proportional to 2,965,515.20, 4,092,044.64 and 2,105,761.76

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Solution

The fourth proportional to 2,965,515.20, 4,092,044.64 and 2,105,761.76 is: 2,905,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965,515.20 : 4,092,044.64 = 2,105,761.76 : x
  2. Step 2: Convert to fraction form
    2,965,515.20/4,092,044.64 = 2,105,761.76/x
  3. Step 3: Cross multiply
    2,965,515.20x = 4,092,044.64 × 2,105,761.76
  4. Step 4: Simplify right side
    2,965,515.20x = 8,616,871,123,124.97
  5. Step 5: Solve for x
    x = 8,616,871,123,124.97/2,965,515.20
  6. Step 6: Final answer
    x = 2,905,691.10

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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.