Home / 2,800,057.60-4,189,588.80-2,548,115.20

Finding the Fourth Proportional to 2,800,057.60, 4,189,588.80 and 2,548,115.20

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Solution

The fourth proportional to 2,800,057.60, 4,189,588.80 and 2,548,115.20 is: 3,812,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,057.60 : 4,189,588.80 = 2,548,115.20 : x
  2. Step 2: Convert to fraction form
    2,800,057.60/4,189,588.80 = 2,548,115.20/x
  3. Step 3: Cross multiply
    2,800,057.60x = 4,189,588.80 × 2,548,115.20
  4. Step 4: Simplify right side
    2,800,057.60x = 10,675,554,903,029.76
  5. Step 5: Solve for x
    x = 10,675,554,903,029.76/2,800,057.60
  6. Step 6: Final answer
    x = 3,812,619.75

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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.