Home / 2,590,402.80-3,885,604.20-2,432,809.20

Finding the Fourth Proportional to 2,590,402.80, 3,885,604.20 and 2,432,809.20

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Solution

The fourth proportional to 2,590,402.80, 3,885,604.20 and 2,432,809.20 is: 3,649,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,402.80 : 3,885,604.20 = 2,432,809.20 : x
  2. Step 2: Convert to fraction form
    2,590,402.80/3,885,604.20 = 2,432,809.20/x
  3. Step 3: Cross multiply
    2,590,402.80x = 3,885,604.20 × 2,432,809.20
  4. Step 4: Simplify right side
    2,590,402.80x = 9,452,933,645,318.64
  5. Step 5: Solve for x
    x = 9,452,933,645,318.64/2,590,402.80
  6. Step 6: Final answer
    x = 3,649,213.80

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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.