Home / 1,165,021.56-1,608,012.87-674,911.88

Finding the Fourth Proportional to 1,165,021.56, 1,608,012.87 and 674,911.88

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Solution

The fourth proportional to 1,165,021.56, 1,608,012.87 and 674,911.88 is: 931,542.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,021.56 : 1,608,012.87 = 674,911.88 : x
  2. Step 2: Convert to fraction form
    1,165,021.56/1,608,012.87 = 674,911.88/x
  3. Step 3: Cross multiply
    1,165,021.56x = 1,608,012.87 × 674,911.88
  4. Step 4: Simplify right side
    1,165,021.56x = 1,085,266,981,115.83
  5. Step 5: Solve for x
    x = 1,085,266,981,115.83/1,165,021.56
  6. Step 6: Final answer
    x = 931,542.40

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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.