Home / 2,191,836.60-3,288,273.30-695,928.60

Finding the Fourth Proportional to 2,191,836.60, 3,288,273.30 and 695,928.60

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Solution

The fourth proportional to 2,191,836.60, 3,288,273.30 and 695,928.60 is: 1,044,057.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,836.60 : 3,288,273.30 = 695,928.60 : x
  2. Step 2: Convert to fraction form
    2,191,836.60/3,288,273.30 = 695,928.60/x
  3. Step 3: Cross multiply
    2,191,836.60x = 3,288,273.30 × 695,928.60
  4. Step 4: Simplify right side
    2,191,836.60x = 2,288,403,434,086.38
  5. Step 5: Solve for x
    x = 2,288,403,434,086.38/2,191,836.60
  6. Step 6: Final answer
    x = 1,044,057.50

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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.