Home / 1,080,002.60-1,620,003.90-1,017,794.60

Finding the Fourth Proportional to 1,080,002.60, 1,620,003.90 and 1,017,794.60

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Solution

The fourth proportional to 1,080,002.60, 1,620,003.90 and 1,017,794.60 is: 1,526,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,002.60 : 1,620,003.90 = 1,017,794.60 : x
  2. Step 2: Convert to fraction form
    1,080,002.60/1,620,003.90 = 1,017,794.60/x
  3. Step 3: Cross multiply
    1,080,002.60x = 1,620,003.90 × 1,017,794.60
  4. Step 4: Simplify right side
    1,080,002.60x = 1,648,831,221,398.94
  5. Step 5: Solve for x
    x = 1,648,831,221,398.94/1,080,002.60
  6. Step 6: Final answer
    x = 1,526,691.90

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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.