Home / 2,664,428.40-3,992,049.90-1,241,566.20

Finding the Fourth Proportional to 2,664,428.40, 3,992,049.90 and 1,241,566.20

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Solution

The fourth proportional to 2,664,428.40, 3,992,049.90 and 1,241,566.20 is: 1,860,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,428.40 : 3,992,049.90 = 1,241,566.20 : x
  2. Step 2: Convert to fraction form
    2,664,428.40/3,992,049.90 = 1,241,566.20/x
  3. Step 3: Cross multiply
    2,664,428.40x = 3,992,049.90 × 1,241,566.20
  4. Step 4: Simplify right side
    2,664,428.40x = 4,956,394,224,553.38
  5. Step 5: Solve for x
    x = 4,956,394,224,553.38/2,664,428.40
  6. Step 6: Final answer
    x = 1,860,209.20

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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.