Home / 3,143,707.20-4,705,063.20-2,765,793.60

Finding the Fourth Proportional to 3,143,707.20, 4,705,063.20 and 2,765,793.60

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Solution

The fourth proportional to 3,143,707.20, 4,705,063.20 and 2,765,793.60 is: 4,139,454.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,707.20 : 4,705,063.20 = 2,765,793.60 : x
  2. Step 2: Convert to fraction form
    3,143,707.20/4,705,063.20 = 2,765,793.60/x
  3. Step 3: Cross multiply
    3,143,707.20x = 4,705,063.20 × 2,765,793.60
  4. Step 4: Simplify right side
    3,143,707.20x = 13,013,233,686,155.52
  5. Step 5: Solve for x
    x = 13,013,233,686,155.52/3,143,707.20
  6. Step 6: Final answer
    x = 4,139,454.75

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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.