Home / 1,126,491.28-1,689,722.34-273,569.92

Finding the Fourth Proportional to 1,126,491.28, 1,689,722.34 and 273,569.92

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Solution

The fourth proportional to 1,126,491.28, 1,689,722.34 and 273,569.92 is: 410,351.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,491.28 : 1,689,722.34 = 273,569.92 : x
  2. Step 2: Convert to fraction form
    1,126,491.28/1,689,722.34 = 273,569.92/x
  3. Step 3: Cross multiply
    1,126,491.28x = 1,689,722.34 × 273,569.92
  4. Step 4: Simplify right side
    1,126,491.28x = 462,257,205,376.01
  5. Step 5: Solve for x
    x = 462,257,205,376.01/1,126,491.28
  6. Step 6: Final answer
    x = 410,351.34

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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.