Home / 1,132,239.62-1,697,708.18-677,285.30

Finding the Fourth Proportional to 1,132,239.62, 1,697,708.18 and 677,285.30

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Solution

The fourth proportional to 1,132,239.62, 1,697,708.18 and 677,285.30 is: 1,015,538.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,239.62 : 1,697,708.18 = 677,285.30 : x
  2. Step 2: Convert to fraction form
    1,132,239.62/1,697,708.18 = 677,285.30/x
  3. Step 3: Cross multiply
    1,132,239.62x = 1,697,708.18 × 677,285.30
  4. Step 4: Simplify right side
    1,132,239.62x = 1,149,832,787,208.43
  5. Step 5: Solve for x
    x = 1,149,832,787,208.43/1,132,239.62
  6. Step 6: Final answer
    x = 1,015,538.38

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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.