Home / 1,819,233.60-2,727,538.20-1,188,502.80

Finding the Fourth Proportional to 1,819,233.60, 2,727,538.20 and 1,188,502.80

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Solution

The fourth proportional to 1,819,233.60, 2,727,538.20 and 1,188,502.80 is: 1,781,896.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,233.60 : 2,727,538.20 = 1,188,502.80 : x
  2. Step 2: Convert to fraction form
    1,819,233.60/2,727,538.20 = 1,188,502.80/x
  3. Step 3: Cross multiply
    1,819,233.60x = 2,727,538.20 × 1,188,502.80
  4. Step 4: Simplify right side
    1,819,233.60x = 3,241,686,787,806.96
  5. Step 5: Solve for x
    x = 3,241,686,787,806.96/1,819,233.60
  6. Step 6: Final answer
    x = 1,781,896.94

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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.