Home / 3,207,215.33-4,424,279.15-1,983,129.56

Finding the Fourth Proportional to 3,207,215.33, 4,424,279.15 and 1,983,129.56

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Solution

The fourth proportional to 3,207,215.33, 4,424,279.15 and 1,983,129.56 is: 2,735,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,215.33 : 4,424,279.15 = 1,983,129.56 : x
  2. Step 2: Convert to fraction form
    3,207,215.33/4,424,279.15 = 1,983,129.56/x
  3. Step 3: Cross multiply
    3,207,215.33x = 4,424,279.15 × 1,983,129.56
  4. Step 4: Simplify right side
    3,207,215.33x = 8,773,918,741,935.28
  5. Step 5: Solve for x
    x = 8,773,918,741,935.28/3,207,215.33
  6. Step 6: Final answer
    x = 2,735,681.22

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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.