Home / 1,170,200.70-1,755,301.05-672,536.70

Finding the Fourth Proportional to 1,170,200.70, 1,755,301.05 and 672,536.70

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Solution

The fourth proportional to 1,170,200.70, 1,755,301.05 and 672,536.70 is: 1,008,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,200.70 : 1,755,301.05 = 672,536.70 : x
  2. Step 2: Convert to fraction form
    1,170,200.70/1,755,301.05 = 672,536.70/x
  3. Step 3: Cross multiply
    1,170,200.70x = 1,755,301.05 × 672,536.70
  4. Step 4: Simplify right side
    1,170,200.70x = 1,180,504,375,673.53
  5. Step 5: Solve for x
    x = 1,180,504,375,673.53/1,170,200.70
  6. Step 6: Final answer
    x = 1,008,805.05

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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.