Home / 2,407,486.40-3,611,229.60-988,560.80

Finding the Fourth Proportional to 2,407,486.40, 3,611,229.60 and 988,560.80

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Solution

The fourth proportional to 2,407,486.40, 3,611,229.60 and 988,560.80 is: 1,482,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407,486.40 : 3,611,229.60 = 988,560.80 : x
  2. Step 2: Convert to fraction form
    2,407,486.40/3,611,229.60 = 988,560.80/x
  3. Step 3: Cross multiply
    2,407,486.40x = 3,611,229.60 × 988,560.80
  4. Step 4: Simplify right side
    2,407,486.40x = 3,569,920,022,359.68
  5. Step 5: Solve for x
    x = 3,569,920,022,359.68/2,407,486.40
  6. Step 6: Final answer
    x = 1,482,841.20

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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.