Home / 3,098,457.53-4,275,715.15-1,721,771.68

Finding the Fourth Proportional to 3,098,457.53, 4,275,715.15 and 1,721,771.68

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Solution

The fourth proportional to 3,098,457.53, 4,275,715.15 and 1,721,771.68 is: 2,375,958.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,457.53 : 4,275,715.15 = 1,721,771.68 : x
  2. Step 2: Convert to fraction form
    3,098,457.53/4,275,715.15 = 1,721,771.68/x
  3. Step 3: Cross multiply
    3,098,457.53x = 4,275,715.15 × 1,721,771.68
  4. Step 4: Simplify right side
    3,098,457.53x = 7,361,805,257,016.95
  5. Step 5: Solve for x
    x = 7,361,805,257,016.95/3,098,457.53
  6. Step 6: Final answer
    x = 2,375,958.10

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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.