Home / 1,155,833.65-1,593,745.15-864,511.60

Finding the Fourth Proportional to 1,155,833.65, 1,593,745.15 and 864,511.60

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Solution

The fourth proportional to 1,155,833.65, 1,593,745.15 and 864,511.60 is: 1,192,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,833.65 : 1,593,745.15 = 864,511.60 : x
  2. Step 2: Convert to fraction form
    1,155,833.65/1,593,745.15 = 864,511.60/x
  3. Step 3: Cross multiply
    1,155,833.65x = 1,593,745.15 × 864,511.60
  4. Step 4: Simplify right side
    1,155,833.65x = 1,377,811,168,082.33
  5. Step 5: Solve for x
    x = 1,377,811,168,082.33/1,155,833.65
  6. Step 6: Final answer
    x = 1,192,049.71

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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.