Home / 1,560,217.20-2,340,552.60-661,657.20

Finding the Fourth Proportional to 1,560,217.20, 2,340,552.60 and 661,657.20

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Solution

The fourth proportional to 1,560,217.20, 2,340,552.60 and 661,657.20 is: 992,581.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,217.20 : 2,340,552.60 = 661,657.20 : x
  2. Step 2: Convert to fraction form
    1,560,217.20/2,340,552.60 = 661,657.20/x
  3. Step 3: Cross multiply
    1,560,217.20x = 2,340,552.60 × 661,657.20
  4. Step 4: Simplify right side
    1,560,217.20x = 1,548,643,479,768.72
  5. Step 5: Solve for x
    x = 1,548,643,479,768.72/1,560,217.20
  6. Step 6: Final answer
    x = 992,581.98

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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.