Home / 1,098,523.60-1,647,184.75-872,272.58

Finding the Fourth Proportional to 1,098,523.60, 1,647,184.75 and 872,272.58

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Solution

The fourth proportional to 1,098,523.60, 1,647,184.75 and 872,272.58 is: 1,307,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,523.60 : 1,647,184.75 = 872,272.58 : x
  2. Step 2: Convert to fraction form
    1,098,523.60/1,647,184.75 = 872,272.58/x
  3. Step 3: Cross multiply
    1,098,523.60x = 1,647,184.75 × 872,272.58
  4. Step 4: Simplify right side
    1,098,523.60x = 1,436,794,081,202.55
  5. Step 5: Solve for x
    x = 1,436,794,081,202.55/1,098,523.60
  6. Step 6: Final answer
    x = 1,307,931.92

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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.