Home / 3,436,308.92-4,741,829.76-1,986,098.28

Finding the Fourth Proportional to 3,436,308.92, 4,741,829.76 and 1,986,098.28

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Solution

The fourth proportional to 3,436,308.92, 4,741,829.76 and 1,986,098.28 is: 2,740,655.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,308.92 : 4,741,829.76 = 1,986,098.28 : x
  2. Step 2: Convert to fraction form
    3,436,308.92/4,741,829.76 = 1,986,098.28/x
  3. Step 3: Cross multiply
    3,436,308.92x = 4,741,829.76 × 1,986,098.28
  4. Step 4: Simplify right side
    3,436,308.92x = 9,417,739,930,388.81
  5. Step 5: Solve for x
    x = 9,417,739,930,388.81/3,436,308.92
  6. Step 6: Final answer
    x = 2,740,655.79

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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.