Home / 1,230,161.10-1,845,241.65-755,306.70

Finding the Fourth Proportional to 1,230,161.10, 1,845,241.65 and 755,306.70

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Solution

The fourth proportional to 1,230,161.10, 1,845,241.65 and 755,306.70 is: 1,132,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,161.10 : 1,845,241.65 = 755,306.70 : x
  2. Step 2: Convert to fraction form
    1,230,161.10/1,845,241.65 = 755,306.70/x
  3. Step 3: Cross multiply
    1,230,161.10x = 1,845,241.65 × 755,306.70
  4. Step 4: Simplify right side
    1,230,161.10x = 1,393,723,381,364.06
  5. Step 5: Solve for x
    x = 1,393,723,381,364.06/1,230,161.10
  6. Step 6: Final answer
    x = 1,132,960.05

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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.