Home / 1,109,737.96-1,531,274.18-673,928.66

Finding the Fourth Proportional to 1,109,737.96, 1,531,274.18 and 673,928.66

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Solution

The fourth proportional to 1,109,737.96, 1,531,274.18 and 673,928.66 is: 929,921.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,737.96 : 1,531,274.18 = 673,928.66 : x
  2. Step 2: Convert to fraction form
    1,109,737.96/1,531,274.18 = 673,928.66/x
  3. Step 3: Cross multiply
    1,109,737.96x = 1,531,274.18 × 673,928.66
  4. Step 4: Simplify right side
    1,109,737.96x = 1,031,969,556,678.54
  5. Step 5: Solve for x
    x = 1,031,969,556,678.54/1,109,737.96
  6. Step 6: Final answer
    x = 929,921.83

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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.