Home / 3,974,866.64-5,962,301.82-1,279,191.53

Finding the Fourth Proportional to 3,974,866.64, 5,962,301.82 and 1,279,191.53

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Solution

The fourth proportional to 3,974,866.64, 5,962,301.82 and 1,279,191.53 is: 1,918,787.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,866.64 : 5,962,301.82 = 1,279,191.53 : x
  2. Step 2: Convert to fraction form
    3,974,866.64/5,962,301.82 = 1,279,191.53/x
  3. Step 3: Cross multiply
    3,974,866.64x = 5,962,301.82 × 1,279,191.53
  4. Step 4: Simplify right side
    3,974,866.64x = 7,626,925,957,636.08
  5. Step 5: Solve for x
    x = 7,626,925,957,636.08/3,974,866.64
  6. Step 6: Final answer
    x = 1,918,787.88

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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.