Home / 2,589,905.80-3,884,858.70-2,432,312.20

Finding the Fourth Proportional to 2,589,905.80, 3,884,858.70 and 2,432,312.20

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Solution

The fourth proportional to 2,589,905.80, 3,884,858.70 and 2,432,312.20 is: 3,648,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,905.80 : 3,884,858.70 = 2,432,312.20 : x
  2. Step 2: Convert to fraction form
    2,589,905.80/3,884,858.70 = 2,432,312.20/x
  3. Step 3: Cross multiply
    2,589,905.80x = 3,884,858.70 × 2,432,312.20
  4. Step 4: Simplify right side
    2,589,905.80x = 9,449,189,211,286.14
  5. Step 5: Solve for x
    x = 9,449,189,211,286.14/2,589,905.80
  6. Step 6: Final answer
    x = 3,648,468.30

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Double scale
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Similar ratio
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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.