Home / 1,126,354.56-1,689,516.44-273,432.76

Finding the Fourth Proportional to 1,126,354.56, 1,689,516.44 and 273,432.76

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Solution

The fourth proportional to 1,126,354.56, 1,689,516.44 and 273,432.76 is: 410,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,354.56 : 1,689,516.44 = 273,432.76 : x
  2. Step 2: Convert to fraction form
    1,126,354.56/1,689,516.44 = 273,432.76/x
  3. Step 3: Cross multiply
    1,126,354.56x = 1,689,516.44 × 273,432.76
  4. Step 4: Simplify right side
    1,126,354.56x = 461,969,143,254.57
  5. Step 5: Solve for x
    x = 461,969,143,254.57/1,126,354.56
  6. Step 6: Final answer
    x = 410,145.40

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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.