Home / 1,146,871.20-1,719,723.60-673,701.60

Finding the Fourth Proportional to 1,146,871.20, 1,719,723.60 and 673,701.60

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Solution

The fourth proportional to 1,146,871.20, 1,719,723.60 and 673,701.60 is: 1,010,209.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,871.20 : 1,719,723.60 = 673,701.60 : x
  2. Step 2: Convert to fraction form
    1,146,871.20/1,719,723.60 = 673,701.60/x
  3. Step 3: Cross multiply
    1,146,871.20x = 1,719,723.60 × 673,701.60
  4. Step 4: Simplify right side
    1,146,871.20x = 1,158,580,540,877.76
  5. Step 5: Solve for x
    x = 1,158,580,540,877.76/1,146,871.20
  6. Step 6: Final answer
    x = 1,010,209.81

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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.