Home / 2,518,850.60-3,778,651.44-812,432.96

Finding the Fourth Proportional to 2,518,850.60, 3,778,651.44 and 812,432.96

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Solution

The fourth proportional to 2,518,850.60, 3,778,651.44 and 812,432.96 is: 1,218,770.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,850.60 : 3,778,651.44 = 812,432.96 : x
  2. Step 2: Convert to fraction form
    2,518,850.60/3,778,651.44 = 812,432.96/x
  3. Step 3: Cross multiply
    2,518,850.60x = 3,778,651.44 × 812,432.96
  4. Step 4: Simplify right side
    2,518,850.60x = 3,069,900,974,207.46
  5. Step 5: Solve for x
    x = 3,069,900,974,207.46/2,518,850.60
  6. Step 6: Final answer
    x = 1,218,770.57

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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.