Home / 1,145,442.20-1,718,163.30-960,200.60

Finding the Fourth Proportional to 1,145,442.20, 1,718,163.30 and 960,200.60

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Solution

The fourth proportional to 1,145,442.20, 1,718,163.30 and 960,200.60 is: 1,440,300.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,442.20 : 1,718,163.30 = 960,200.60 : x
  2. Step 2: Convert to fraction form
    1,145,442.20/1,718,163.30 = 960,200.60/x
  3. Step 3: Cross multiply
    1,145,442.20x = 1,718,163.30 × 960,200.60
  4. Step 4: Simplify right side
    1,145,442.20x = 1,649,781,431,557.98
  5. Step 5: Solve for x
    x = 1,649,781,431,557.98/1,145,442.20
  6. Step 6: Final answer
    x = 1,440,300.90

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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.