Home / 3,286,701.60-4,930,052.40-2,782,816.80

Finding the Fourth Proportional to 3,286,701.60, 4,930,052.40 and 2,782,816.80

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Solution

The fourth proportional to 3,286,701.60, 4,930,052.40 and 2,782,816.80 is: 4,174,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,701.60 : 4,930,052.40 = 2,782,816.80 : x
  2. Step 2: Convert to fraction form
    3,286,701.60/4,930,052.40 = 2,782,816.80/x
  3. Step 3: Cross multiply
    3,286,701.60x = 4,930,052.40 × 2,782,816.80
  4. Step 4: Simplify right side
    3,286,701.60x = 13,719,432,643,600.32
  5. Step 5: Solve for x
    x = 13,719,432,643,600.32/3,286,701.60
  6. Step 6: Final answer
    x = 4,174,225.20

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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.