Home / 2,578,715.64-3,868,540.41-849,677.85

Finding the Fourth Proportional to 2,578,715.64, 3,868,540.41 and 849,677.85

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Solution

The fourth proportional to 2,578,715.64, 3,868,540.41 and 849,677.85 is: 1,274,670.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,715.64 : 3,868,540.41 = 849,677.85 : x
  2. Step 2: Convert to fraction form
    2,578,715.64/3,868,540.41 = 849,677.85/x
  3. Step 3: Cross multiply
    2,578,715.64x = 3,868,540.41 × 849,677.85
  4. Step 4: Simplify right side
    2,578,715.64x = 3,287,013,098,206.92
  5. Step 5: Solve for x
    x = 3,287,013,098,206.92/2,578,715.64
  6. Step 6: Final answer
    x = 1,274,670.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.