Home / 4,156,992.40-6,240,154.20-3,214,541.20

Finding the Fourth Proportional to 4,156,992.40, 6,240,154.20 and 3,214,541.20

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Solution

The fourth proportional to 4,156,992.40, 6,240,154.20 and 3,214,541.20 is: 4,825,419.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,992.40 : 6,240,154.20 = 3,214,541.20 : x
  2. Step 2: Convert to fraction form
    4,156,992.40/6,240,154.20 = 3,214,541.20/x
  3. Step 3: Cross multiply
    4,156,992.40x = 6,240,154.20 × 3,214,541.20
  4. Step 4: Simplify right side
    4,156,992.40x = 20,059,232,770,253.04
  5. Step 5: Solve for x
    x = 20,059,232,770,253.04/4,156,992.40
  6. Step 6: Final answer
    x = 4,825,419.64

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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.