Home / 2,650,438.20-3,975,691.86-757,241.40

Finding the Fourth Proportional to 2,650,438.20, 3,975,691.86 and 757,241.40

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Solution

The fourth proportional to 2,650,438.20, 3,975,691.86 and 757,241.40 is: 1,135,871.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,438.20 : 3,975,691.86 = 757,241.40 : x
  2. Step 2: Convert to fraction form
    2,650,438.20/3,975,691.86 = 757,241.40/x
  3. Step 3: Cross multiply
    2,650,438.20x = 3,975,691.86 × 757,241.40
  4. Step 4: Simplify right side
    2,650,438.20x = 3,010,558,470,035.00
  5. Step 5: Solve for x
    x = 3,010,558,470,035.00/2,650,438.20
  6. Step 6: Final answer
    x = 1,135,871.97

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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.