Home / 2,148,513-3,222,770.28-551,076.12

Finding the Fourth Proportional to 2,148,513, 3,222,770.28 and 551,076.12

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Solution

The fourth proportional to 2,148,513, 3,222,770.28 and 551,076.12 is: 826,614.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,513 : 3,222,770.28 = 551,076.12 : x
  2. Step 2: Convert to fraction form
    2,148,513/3,222,770.28 = 551,076.12/x
  3. Step 3: Cross multiply
    2,148,513x = 3,222,770.28 × 551,076.12
  4. Step 4: Simplify right side
    2,148,513x = 1,775,991,741,553.71
  5. Step 5: Solve for x
    x = 1,775,991,741,553.71/2,148,513
  6. Step 6: Final answer
    x = 826,614.38

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Double scale
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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.