Home / 2,259,337.80-3,389,006.70-763,408.20

Finding the Fourth Proportional to 2,259,337.80, 3,389,006.70 and 763,408.20

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Solution

The fourth proportional to 2,259,337.80, 3,389,006.70 and 763,408.20 is: 1,145,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,337.80 : 3,389,006.70 = 763,408.20 : x
  2. Step 2: Convert to fraction form
    2,259,337.80/3,389,006.70 = 763,408.20/x
  3. Step 3: Cross multiply
    2,259,337.80x = 3,389,006.70 × 763,408.20
  4. Step 4: Simplify right side
    2,259,337.80x = 2,587,195,504,634.94
  5. Step 5: Solve for x
    x = 2,587,195,504,634.94/2,259,337.80
  6. Step 6: Final answer
    x = 1,145,112.30

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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.