Home / 3,581,449.60-5,372,174.40-2,005,308.80

Finding the Fourth Proportional to 3,581,449.60, 5,372,174.40 and 2,005,308.80

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Solution

The fourth proportional to 3,581,449.60, 5,372,174.40 and 2,005,308.80 is: 3,007,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,449.60 : 5,372,174.40 = 2,005,308.80 : x
  2. Step 2: Convert to fraction form
    3,581,449.60/5,372,174.40 = 2,005,308.80/x
  3. Step 3: Cross multiply
    3,581,449.60x = 5,372,174.40 × 2,005,308.80
  4. Step 4: Simplify right side
    3,581,449.60x = 10,772,868,599,454.72
  5. Step 5: Solve for x
    x = 10,772,868,599,454.72/3,581,449.60
  6. Step 6: Final answer
    x = 3,007,963.20

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Double scale
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1.5x scale

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.