Home / 1,452,720.72-2,000,191.25-1,234,469.06

Finding the Fourth Proportional to 1,452,720.72, 2,000,191.25 and 1,234,469.06

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Solution

The fourth proportional to 1,452,720.72, 2,000,191.25 and 1,234,469.06 is: 1,699,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,720.72 : 2,000,191.25 = 1,234,469.06 : x
  2. Step 2: Convert to fraction form
    1,452,720.72/2,000,191.25 = 1,234,469.06/x
  3. Step 3: Cross multiply
    1,452,720.72x = 2,000,191.25 × 1,234,469.06
  4. Step 4: Simplify right side
    1,452,720.72x = 2,469,174,202,206.77
  5. Step 5: Solve for x
    x = 2,469,174,202,206.77/1,452,720.72
  6. Step 6: Final answer
    x = 1,699,689.53

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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.