Home / 4,288,708.80-6,431,635.95-1,729,262.70

Finding the Fourth Proportional to 4,288,708.80, 6,431,635.95 and 1,729,262.70

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Solution

The fourth proportional to 4,288,708.80, 6,431,635.95 and 1,729,262.70 is: 2,593,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288,708.80 : 6,431,635.95 = 1,729,262.70 : x
  2. Step 2: Convert to fraction form
    4,288,708.80/6,431,635.95 = 1,729,262.70/x
  3. Step 3: Cross multiply
    4,288,708.80x = 6,431,635.95 × 1,729,262.70
  4. Step 4: Simplify right side
    4,288,708.80x = 11,121,988,148,314.06
  5. Step 5: Solve for x
    x = 11,121,988,148,314.06/4,288,708.80
  6. Step 6: Final answer
    x = 2,593,318.56

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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.