Home / 3,115,384.20-4,673,562.42-985,265.64

Finding the Fourth Proportional to 3,115,384.20, 4,673,562.42 and 985,265.64

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Solution

The fourth proportional to 3,115,384.20, 4,673,562.42 and 985,265.64 is: 1,478,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,384.20 : 4,673,562.42 = 985,265.64 : x
  2. Step 2: Convert to fraction form
    3,115,384.20/4,673,562.42 = 985,265.64/x
  3. Step 3: Cross multiply
    3,115,384.20x = 4,673,562.42 × 985,265.64
  4. Step 4: Simplify right side
    3,115,384.20x = 4,604,700,468,821.25
  5. Step 5: Solve for x
    x = 4,604,700,468,821.25/3,115,384.20
  6. Step 6: Final answer
    x = 1,478,052.20

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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.