Home / 4,971,815.28-6,857,217.72-3,230,046

Finding the Fourth Proportional to 4,971,815.28, 6,857,217.72 and 3,230,046

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Solution

The fourth proportional to 4,971,815.28, 6,857,217.72 and 3,230,046 is: 4,454,937.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971,815.28 : 6,857,217.72 = 3,230,046 : x
  2. Step 2: Convert to fraction form
    4,971,815.28/6,857,217.72 = 3,230,046/x
  3. Step 3: Cross multiply
    4,971,815.28x = 6,857,217.72 × 3,230,046
  4. Step 4: Simplify right side
    4,971,815.28x = 22,149,128,667,615.12
  5. Step 5: Solve for x
    x = 22,149,128,667,615.12/4,971,815.28
  6. Step 6: Final answer
    x = 4,454,937.97

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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.