Home / 3,546,426.20-5,319,639.30-987,636.20

Finding the Fourth Proportional to 3,546,426.20, 5,319,639.30 and 987,636.20

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Solution

The fourth proportional to 3,546,426.20, 5,319,639.30 and 987,636.20 is: 1,481,454.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546,426.20 : 5,319,639.30 = 987,636.20 : x
  2. Step 2: Convert to fraction form
    3,546,426.20/5,319,639.30 = 987,636.20/x
  3. Step 3: Cross multiply
    3,546,426.20x = 5,319,639.30 × 987,636.20
  4. Step 4: Simplify right side
    3,546,426.20x = 5,253,868,343,622.66
  5. Step 5: Solve for x
    x = 5,253,868,343,622.66/3,546,426.20
  6. Step 6: Final answer
    x = 1,481,454.30

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Double scale
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Similar ratio
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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.