Home / 2,286,381.60-3,155,211.09-1,253,896.65

Finding the Fourth Proportional to 2,286,381.60, 3,155,211.09 and 1,253,896.65

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Solution

The fourth proportional to 2,286,381.60, 3,155,211.09 and 1,253,896.65 is: 1,730,379.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,381.60 : 3,155,211.09 = 1,253,896.65 : x
  2. Step 2: Convert to fraction form
    2,286,381.60/3,155,211.09 = 1,253,896.65/x
  3. Step 3: Cross multiply
    2,286,381.60x = 3,155,211.09 × 1,253,896.65
  4. Step 4: Simplify right side
    2,286,381.60x = 3,956,308,615,793.85
  5. Step 5: Solve for x
    x = 3,956,308,615,793.85/2,286,381.60
  6. Step 6: Final answer
    x = 1,730,379.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.