Home / 1,154,662.20-1,731,993.30-656,998.20

Finding the Fourth Proportional to 1,154,662.20, 1,731,993.30 and 656,998.20

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Solution

The fourth proportional to 1,154,662.20, 1,731,993.30 and 656,998.20 is: 985,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,662.20 : 1,731,993.30 = 656,998.20 : x
  2. Step 2: Convert to fraction form
    1,154,662.20/1,731,993.30 = 656,998.20/x
  3. Step 3: Cross multiply
    1,154,662.20x = 1,731,993.30 × 656,998.20
  4. Step 4: Simplify right side
    1,154,662.20x = 1,137,916,480,512.06
  5. Step 5: Solve for x
    x = 1,137,916,480,512.06/1,154,662.20
  6. Step 6: Final answer
    x = 985,497.30

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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.