Home / 2,225,105.80-3,337,658.70-2,138,014.60

Finding the Fourth Proportional to 2,225,105.80, 3,337,658.70 and 2,138,014.60

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Solution

The fourth proportional to 2,225,105.80, 3,337,658.70 and 2,138,014.60 is: 3,207,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,105.80 : 3,337,658.70 = 2,138,014.60 : x
  2. Step 2: Convert to fraction form
    2,225,105.80/3,337,658.70 = 2,138,014.60/x
  3. Step 3: Cross multiply
    2,225,105.80x = 3,337,658.70 × 2,138,014.60
  4. Step 4: Simplify right side
    2,225,105.80x = 7,135,963,030,417.02
  5. Step 5: Solve for x
    x = 7,135,963,030,417.02/2,225,105.80
  6. Step 6: Final answer
    x = 3,207,021.90

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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.