Home / 1,560,063.20-2,340,321.60-661,503.20

Finding the Fourth Proportional to 1,560,063.20, 2,340,321.60 and 661,503.20

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Solution

The fourth proportional to 1,560,063.20, 2,340,321.60 and 661,503.20 is: 992,350.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,063.20 : 2,340,321.60 = 661,503.20 : x
  2. Step 2: Convert to fraction form
    1,560,063.20/2,340,321.60 = 661,503.20/x
  3. Step 3: Cross multiply
    1,560,063.20x = 2,340,321.60 × 661,503.20
  4. Step 4: Simplify right side
    1,560,063.20x = 1,548,130,227,429.12
  5. Step 5: Solve for x
    x = 1,548,130,227,429.12/1,560,063.20
  6. Step 6: Final answer
    x = 992,350.97

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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.