Home / 2,318,811.40-3,478,217.10-1,479,003.40

Finding the Fourth Proportional to 2,318,811.40, 3,478,217.10 and 1,479,003.40

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Solution

The fourth proportional to 2,318,811.40, 3,478,217.10 and 1,479,003.40 is: 2,218,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,811.40 : 3,478,217.10 = 1,479,003.40 : x
  2. Step 2: Convert to fraction form
    2,318,811.40/3,478,217.10 = 1,479,003.40/x
  3. Step 3: Cross multiply
    2,318,811.40x = 3,478,217.10 × 1,479,003.40
  4. Step 4: Simplify right side
    2,318,811.40x = 5,144,294,916,838.14
  5. Step 5: Solve for x
    x = 5,144,294,916,838.14/2,318,811.40
  6. Step 6: Final answer
    x = 2,218,505.10

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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.