Home / 4,831,821.38-6,667,743.60-2,656,348.69

Finding the Fourth Proportional to 4,831,821.38, 6,667,743.60 and 2,656,348.69

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Solution

The fourth proportional to 4,831,821.38, 6,667,743.60 and 2,656,348.69 is: 3,665,667.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831,821.38 : 6,667,743.60 = 2,656,348.69 : x
  2. Step 2: Convert to fraction form
    4,831,821.38/6,667,743.60 = 2,656,348.69/x
  3. Step 3: Cross multiply
    4,831,821.38x = 6,667,743.60 × 2,656,348.69
  4. Step 4: Simplify right side
    4,831,821.38x = 17,711,851,960,446.52
  5. Step 5: Solve for x
    x = 17,711,851,960,446.52/4,831,821.38
  6. Step 6: Final answer
    x = 3,665,667.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.