Home / 2,652,785.71-3,980,019.24-946,891.22

Finding the Fourth Proportional to 2,652,785.71, 3,980,019.24 and 946,891.22

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Solution

The fourth proportional to 2,652,785.71, 3,980,019.24 and 946,891.22 is: 1,420,636.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,785.71 : 3,980,019.24 = 946,891.22 : x
  2. Step 2: Convert to fraction form
    2,652,785.71/3,980,019.24 = 946,891.22/x
  3. Step 3: Cross multiply
    2,652,785.71x = 3,980,019.24 × 946,891.22
  4. Step 4: Simplify right side
    2,652,785.71x = 3,768,645,253,886.98
  5. Step 5: Solve for x
    x = 3,768,645,253,886.98/2,652,785.71
  6. Step 6: Final answer
    x = 1,420,636.90

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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.