Home / 4,156,891.40-6,240,002.70-3,214,440.20

Finding the Fourth Proportional to 4,156,891.40, 6,240,002.70 and 3,214,440.20

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Solution

The fourth proportional to 4,156,891.40, 6,240,002.70 and 3,214,440.20 is: 4,825,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,891.40 : 6,240,002.70 = 3,214,440.20 : x
  2. Step 2: Convert to fraction form
    4,156,891.40/6,240,002.70 = 3,214,440.20/x
  3. Step 3: Cross multiply
    4,156,891.40x = 6,240,002.70 × 3,214,440.20
  4. Step 4: Simplify right side
    4,156,891.40x = 20,058,115,526,988.54
  5. Step 5: Solve for x
    x = 20,058,115,526,988.54/4,156,891.40
  6. Step 6: Final answer
    x = 4,825,268.11

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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.