Home / 2,496,679.78-3,448,945.29-1,986,729.70

Finding the Fourth Proportional to 2,496,679.78, 3,448,945.29 and 1,986,729.70

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Solution

The fourth proportional to 2,496,679.78, 3,448,945.29 and 1,986,729.70 is: 2,744,493.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,496,679.78 : 3,448,945.29 = 1,986,729.70 : x
  2. Step 2: Convert to fraction form
    2,496,679.78/3,448,945.29 = 1,986,729.70/x
  3. Step 3: Cross multiply
    2,496,679.78x = 3,448,945.29 × 1,986,729.70
  4. Step 4: Simplify right side
    2,496,679.78x = 6,852,122,041,318.11
  5. Step 5: Solve for x
    x = 6,852,122,041,318.11/2,496,679.78
  6. Step 6: Final answer
    x = 2,744,493.75

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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.