Home / 2,148,515.34-3,222,773.76-551,078.28

Finding the Fourth Proportional to 2,148,515.34, 3,222,773.76 and 551,078.28

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Solution

The fourth proportional to 2,148,515.34, 3,222,773.76 and 551,078.28 is: 826,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,515.34 : 3,222,773.76 = 551,078.28 : x
  2. Step 2: Convert to fraction form
    2,148,515.34/3,222,773.76 = 551,078.28/x
  3. Step 3: Cross multiply
    2,148,515.34x = 3,222,773.76 × 551,078.28
  4. Step 4: Simplify right side
    2,148,515.34x = 1,776,000,620,489.93
  5. Step 5: Solve for x
    x = 1,776,000,620,489.93/2,148,515.34
  6. Step 6: Final answer
    x = 826,617.61

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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.