Home / 1,126,515.01-1,689,757.87-273,593.65

Finding the Fourth Proportional to 1,126,515.01, 1,689,757.87 and 273,593.65

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Solution

The fourth proportional to 1,126,515.01, 1,689,757.87 and 273,593.65 is: 410,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,515.01 : 1,689,757.87 = 273,593.65 : x
  2. Step 2: Convert to fraction form
    1,126,515.01/1,689,757.87 = 273,593.65/x
  3. Step 3: Cross multiply
    1,126,515.01x = 1,689,757.87 × 273,593.65
  4. Step 4: Simplify right side
    1,126,515.01x = 462,307,023,269.53
  5. Step 5: Solve for x
    x = 462,307,023,269.53/1,126,515.01
  6. Step 6: Final answer
    x = 410,386.92

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Double scale
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1.5x scale

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.