Home / 3,137,740.20-4,707,266.40-1,008,039.60

Finding the Fourth Proportional to 3,137,740.20, 4,707,266.40 and 1,008,039.60

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Solution

The fourth proportional to 3,137,740.20, 4,707,266.40 and 1,008,039.60 is: 1,512,270.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,740.20 : 4,707,266.40 = 1,008,039.60 : x
  2. Step 2: Convert to fraction form
    3,137,740.20/4,707,266.40 = 1,008,039.60/x
  3. Step 3: Cross multiply
    3,137,740.20x = 4,707,266.40 × 1,008,039.60
  4. Step 4: Simplify right side
    3,137,740.20x = 4,745,110,938,949.44
  5. Step 5: Solve for x
    x = 4,745,110,938,949.44/3,137,740.20
  6. Step 6: Final answer
    x = 1,512,270.18

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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.