Home / 3,138,363.20-4,707,982.20-1,341,232.40

Finding the Fourth Proportional to 3,138,363.20, 4,707,982.20 and 1,341,232.40

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Solution

The fourth proportional to 3,138,363.20, 4,707,982.20 and 1,341,232.40 is: 2,012,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,363.20 : 4,707,982.20 = 1,341,232.40 : x
  2. Step 2: Convert to fraction form
    3,138,363.20/4,707,982.20 = 1,341,232.40/x
  3. Step 3: Cross multiply
    3,138,363.20x = 4,707,982.20 × 1,341,232.40
  4. Step 4: Simplify right side
    3,138,363.20x = 6,314,498,265,263.28
  5. Step 5: Solve for x
    x = 6,314,498,265,263.28/3,138,363.20
  6. Step 6: Final answer
    x = 2,012,035.53

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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.