Home / 1,100,513.80-1,650,770.70-834,793.30

Finding the Fourth Proportional to 1,100,513.80, 1,650,770.70 and 834,793.30

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Solution

The fourth proportional to 1,100,513.80, 1,650,770.70 and 834,793.30 is: 1,252,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,513.80 : 1,650,770.70 = 834,793.30 : x
  2. Step 2: Convert to fraction form
    1,100,513.80/1,650,770.70 = 834,793.30/x
  3. Step 3: Cross multiply
    1,100,513.80x = 1,650,770.70 × 834,793.30
  4. Step 4: Simplify right side
    1,100,513.80x = 1,378,052,320,196.31
  5. Step 5: Solve for x
    x = 1,378,052,320,196.31/1,100,513.80
  6. Step 6: Final answer
    x = 1,252,189.95

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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.