Home / 3,908,010.40-5,862,015.60-3,522,320.80

Finding the Fourth Proportional to 3,908,010.40, 5,862,015.60 and 3,522,320.80

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Solution

The fourth proportional to 3,908,010.40, 5,862,015.60 and 3,522,320.80 is: 5,283,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,010.40 : 5,862,015.60 = 3,522,320.80 : x
  2. Step 2: Convert to fraction form
    3,908,010.40/5,862,015.60 = 3,522,320.80/x
  3. Step 3: Cross multiply
    3,908,010.40x = 5,862,015.60 × 3,522,320.80
  4. Step 4: Simplify right side
    3,908,010.40x = 20,647,899,477,804.48
  5. Step 5: Solve for x
    x = 20,647,899,477,804.48/3,908,010.40
  6. Step 6: Final answer
    x = 5,283,481.20

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Similar ratio
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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.