Home / 1,371,909.64-1,893,082.11-759,910.57

Finding the Fourth Proportional to 1,371,909.64, 1,893,082.11 and 759,910.57

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Solution

The fourth proportional to 1,371,909.64, 1,893,082.11 and 759,910.57 is: 1,048,591.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,909.64 : 1,893,082.11 = 759,910.57 : x
  2. Step 2: Convert to fraction form
    1,371,909.64/1,893,082.11 = 759,910.57/x
  3. Step 3: Cross multiply
    1,371,909.64x = 1,893,082.11 × 759,910.57
  4. Step 4: Simplify right side
    1,371,909.64x = 1,438,573,105,266.90
  5. Step 5: Solve for x
    x = 1,438,573,105,266.90/1,371,909.64
  6. Step 6: Final answer
    x = 1,048,591.73

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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.