Home / 2,430,002.40-3,645,003.60-747,103.20

Finding the Fourth Proportional to 2,430,002.40, 3,645,003.60 and 747,103.20

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Solution

The fourth proportional to 2,430,002.40, 3,645,003.60 and 747,103.20 is: 1,120,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,002.40 : 3,645,003.60 = 747,103.20 : x
  2. Step 2: Convert to fraction form
    2,430,002.40/3,645,003.60 = 747,103.20/x
  3. Step 3: Cross multiply
    2,430,002.40x = 3,645,003.60 × 747,103.20
  4. Step 4: Simplify right side
    2,430,002.40x = 2,723,193,853,571.52
  5. Step 5: Solve for x
    x = 2,723,193,853,571.52/2,430,002.40
  6. Step 6: Final answer
    x = 1,120,654.80

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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.