Home / 2,797,257.76-4,196,772.96-1,000,103.20

Finding the Fourth Proportional to 2,797,257.76, 4,196,772.96 and 1,000,103.20

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Solution

The fourth proportional to 2,797,257.76, 4,196,772.96 and 1,000,103.20 is: 1,500,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,257.76 : 4,196,772.96 = 1,000,103.20 : x
  2. Step 2: Convert to fraction form
    2,797,257.76/4,196,772.96 = 1,000,103.20/x
  3. Step 3: Cross multiply
    2,797,257.76x = 4,196,772.96 × 1,000,103.20
  4. Step 4: Simplify right side
    2,797,257.76x = 4,197,206,066,969.47
  5. Step 5: Solve for x
    x = 4,197,206,066,969.47/2,797,257.76
  6. Step 6: Final answer
    x = 1,500,471.69

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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.