Home / 1,149,123.06-1,719,485.55-676,031.22

Finding the Fourth Proportional to 1,149,123.06, 1,719,485.55 and 676,031.22

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Solution

The fourth proportional to 1,149,123.06, 1,719,485.55 and 676,031.22 is: 1,011,576.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,123.06 : 1,719,485.55 = 676,031.22 : x
  2. Step 2: Convert to fraction form
    1,149,123.06/1,719,485.55 = 676,031.22/x
  3. Step 3: Cross multiply
    1,149,123.06x = 1,719,485.55 × 676,031.22
  4. Step 4: Simplify right side
    1,149,123.06x = 1,162,425,914,138.87
  5. Step 5: Solve for x
    x = 1,162,425,914,138.87/1,149,123.06
  6. Step 6: Final answer
    x = 1,011,576.53

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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.