Home / 2,930,685.20-4,397,064.60-2,827,005.20

Finding the Fourth Proportional to 2,930,685.20, 4,397,064.60 and 2,827,005.20

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Solution

The fourth proportional to 2,930,685.20, 4,397,064.60 and 2,827,005.20 is: 4,241,507.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,685.20 : 4,397,064.60 = 2,827,005.20 : x
  2. Step 2: Convert to fraction form
    2,930,685.20/4,397,064.60 = 2,827,005.20/x
  3. Step 3: Cross multiply
    2,930,685.20x = 4,397,064.60 × 2,827,005.20
  4. Step 4: Simplify right side
    2,930,685.20x = 12,430,524,488,935.92
  5. Step 5: Solve for x
    x = 12,430,524,488,935.92/2,930,685.20
  6. Step 6: Final answer
    x = 4,241,507.92

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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.