Home / 1,098,560.90-1,646,458.95-974,144.90

Finding the Fourth Proportional to 1,098,560.90, 1,646,458.95 and 974,144.90

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Solution

The fourth proportional to 1,098,560.90, 1,646,458.95 and 974,144.90 is: 1,459,991.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,560.90 : 1,646,458.95 = 974,144.90 : x
  2. Step 2: Convert to fraction form
    1,098,560.90/1,646,458.95 = 974,144.90/x
  3. Step 3: Cross multiply
    1,098,560.90x = 1,646,458.95 × 974,144.90
  4. Step 4: Simplify right side
    1,098,560.90x = 1,603,889,589,201.86
  5. Step 5: Solve for x
    x = 1,603,889,589,201.86/1,098,560.90
  6. Step 6: Final answer
    x = 1,459,991.51

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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.