Home / 2,237,729.60-3,356,594.40-640,344.80

Finding the Fourth Proportional to 2,237,729.60, 3,356,594.40 and 640,344.80

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Solution

The fourth proportional to 2,237,729.60, 3,356,594.40 and 640,344.80 is: 960,517.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237,729.60 : 3,356,594.40 = 640,344.80 : x
  2. Step 2: Convert to fraction form
    2,237,729.60/3,356,594.40 = 640,344.80/x
  3. Step 3: Cross multiply
    2,237,729.60x = 3,356,594.40 × 640,344.80
  4. Step 4: Simplify right side
    2,237,729.60x = 2,149,377,769,749.12
  5. Step 5: Solve for x
    x = 2,149,377,769,749.12/2,237,729.60
  6. Step 6: Final answer
    x = 960,517.20

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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.