Home / 3,087,127.26-4,257,836.65-2,107,853.97

Finding the Fourth Proportional to 3,087,127.26, 4,257,836.65 and 2,107,853.97

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Solution

The fourth proportional to 3,087,127.26, 4,257,836.65 and 2,107,853.97 is: 2,907,200.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,127.26 : 4,257,836.65 = 2,107,853.97 : x
  2. Step 2: Convert to fraction form
    3,087,127.26/4,257,836.65 = 2,107,853.97/x
  3. Step 3: Cross multiply
    3,087,127.26x = 4,257,836.65 × 2,107,853.97
  4. Step 4: Simplify right side
    3,087,127.26x = 8,974,897,886,314.00
  5. Step 5: Solve for x
    x = 8,974,897,886,314.00/3,087,127.26
  6. Step 6: Final answer
    x = 2,907,200.49

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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.