Home / 1,433,991.07-2,147,890.29-674,694.74

Finding the Fourth Proportional to 1,433,991.07, 2,147,890.29 and 674,694.74

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Solution

The fourth proportional to 1,433,991.07, 2,147,890.29 and 674,694.74 is: 1,010,585.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,991.07 : 2,147,890.29 = 674,694.74 : x
  2. Step 2: Convert to fraction form
    1,433,991.07/2,147,890.29 = 674,694.74/x
  3. Step 3: Cross multiply
    1,433,991.07x = 2,147,890.29 × 674,694.74
  4. Step 4: Simplify right side
    1,433,991.07x = 1,449,170,279,456.27
  5. Step 5: Solve for x
    x = 1,449,170,279,456.27/1,433,991.07
  6. Step 6: Final answer
    x = 1,010,585.29

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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.