Home / 3,137,712.20-4,707,224.40-1,008,011.60

Finding the Fourth Proportional to 3,137,712.20, 4,707,224.40 and 1,008,011.60

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Solution

The fourth proportional to 3,137,712.20, 4,707,224.40 and 1,008,011.60 is: 1,512,228.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,712.20 : 4,707,224.40 = 1,008,011.60 : x
  2. Step 2: Convert to fraction form
    3,137,712.20/4,707,224.40 = 1,008,011.60/x
  3. Step 3: Cross multiply
    3,137,712.20x = 4,707,224.40 × 1,008,011.60
  4. Step 4: Simplify right side
    3,137,712.20x = 4,744,936,799,003.04
  5. Step 5: Solve for x
    x = 4,744,936,799,003.04/3,137,712.20
  6. Step 6: Final answer
    x = 1,512,228.18

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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.