Home / 2,223,988.58-3,069,260.22-1,257,126.80

Finding the Fourth Proportional to 2,223,988.58, 3,069,260.22 and 1,257,126.80

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Solution

The fourth proportional to 2,223,988.58, 3,069,260.22 and 1,257,126.80 is: 1,734,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,988.58 : 3,069,260.22 = 1,257,126.80 : x
  2. Step 2: Convert to fraction form
    2,223,988.58/3,069,260.22 = 1,257,126.80/x
  3. Step 3: Cross multiply
    2,223,988.58x = 3,069,260.22 × 1,257,126.80
  4. Step 4: Simplify right side
    2,223,988.58x = 3,858,449,278,735.90
  5. Step 5: Solve for x
    x = 3,858,449,278,735.90/2,223,988.58
  6. Step 6: Final answer
    x = 1,734,923.15

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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.