Home / 3,608,439.60-5,412,659.40-1,083,766.80

Finding the Fourth Proportional to 3,608,439.60, 5,412,659.40 and 1,083,766.80

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Solution

The fourth proportional to 3,608,439.60, 5,412,659.40 and 1,083,766.80 is: 1,625,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,439.60 : 5,412,659.40 = 1,083,766.80 : x
  2. Step 2: Convert to fraction form
    3,608,439.60/5,412,659.40 = 1,083,766.80/x
  3. Step 3: Cross multiply
    3,608,439.60x = 5,412,659.40 × 1,083,766.80
  4. Step 4: Simplify right side
    3,608,439.60x = 5,866,060,557,427.92
  5. Step 5: Solve for x
    x = 5,866,060,557,427.92/3,608,439.60
  6. Step 6: Final answer
    x = 1,625,650.20

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1.5x scale

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.