Home / 1,479,002.20-2,217,207.30-1,004,147.80

Finding the Fourth Proportional to 1,479,002.20, 2,217,207.30 and 1,004,147.80

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Solution

The fourth proportional to 1,479,002.20, 2,217,207.30 and 1,004,147.80 is: 1,505,341.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,002.20 : 2,217,207.30 = 1,004,147.80 : x
  2. Step 2: Convert to fraction form
    1,479,002.20/2,217,207.30 = 1,004,147.80/x
  3. Step 3: Cross multiply
    1,479,002.20x = 2,217,207.30 × 1,004,147.80
  4. Step 4: Simplify right side
    1,479,002.20x = 2,226,403,832,438.94
  5. Step 5: Solve for x
    x = 2,226,403,832,438.94/1,479,002.20
  6. Step 6: Final answer
    x = 1,505,341.80

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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.