Home / 3,516,792.12-5,274,450.06-991,856.88

Finding the Fourth Proportional to 3,516,792.12, 5,274,450.06 and 991,856.88

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Solution

The fourth proportional to 3,516,792.12, 5,274,450.06 and 991,856.88 is: 1,487,577.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,792.12 : 5,274,450.06 = 991,856.88 : x
  2. Step 2: Convert to fraction form
    3,516,792.12/5,274,450.06 = 991,856.88/x
  3. Step 3: Cross multiply
    3,516,792.12x = 5,274,450.06 × 991,856.88
  4. Step 4: Simplify right side
    3,516,792.12x = 5,231,499,580,227.41
  5. Step 5: Solve for x
    x = 5,231,499,580,227.41/3,516,792.12
  6. Step 6: Final answer
    x = 1,487,577.14

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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.