Home / 2,193,177.80-3,289,766.70-773,377.40

Finding the Fourth Proportional to 2,193,177.80, 3,289,766.70 and 773,377.40

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Solution

The fourth proportional to 2,193,177.80, 3,289,766.70 and 773,377.40 is: 1,160,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,177.80 : 3,289,766.70 = 773,377.40 : x
  2. Step 2: Convert to fraction form
    2,193,177.80/3,289,766.70 = 773,377.40/x
  3. Step 3: Cross multiply
    2,193,177.80x = 3,289,766.70 × 773,377.40
  4. Step 4: Simplify right side
    2,193,177.80x = 2,544,231,217,052.58
  5. Step 5: Solve for x
    x = 2,544,231,217,052.58/2,193,177.80
  6. Step 6: Final answer
    x = 1,160,066.10

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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.