Home / 3,246,128.20-4,862,777.10-2,847,219.40

Finding the Fourth Proportional to 3,246,128.20, 4,862,777.10 and 2,847,219.40

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Solution

The fourth proportional to 3,246,128.20, 4,862,777.10 and 2,847,219.40 is: 4,265,202.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,128.20 : 4,862,777.10 = 2,847,219.40 : x
  2. Step 2: Convert to fraction form
    3,246,128.20/4,862,777.10 = 2,847,219.40/x
  3. Step 3: Cross multiply
    3,246,128.20x = 4,862,777.10 × 2,847,219.40
  4. Step 4: Simplify right side
    3,246,128.20x = 13,845,393,296,995.74
  5. Step 5: Solve for x
    x = 13,845,393,296,995.74/3,246,128.20
  6. Step 6: Final answer
    x = 4,265,202.25

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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.