Home / 1,299,404.52-1,947,798.33-541,665.54

Finding the Fourth Proportional to 1,299,404.52, 1,947,798.33 and 541,665.54

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Solution

The fourth proportional to 1,299,404.52, 1,947,798.33 and 541,665.54 is: 811,952.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,404.52 : 1,947,798.33 = 541,665.54 : x
  2. Step 2: Convert to fraction form
    1,299,404.52/1,947,798.33 = 541,665.54/x
  3. Step 3: Cross multiply
    1,299,404.52x = 1,947,798.33 × 541,665.54
  4. Step 4: Simplify right side
    1,299,404.52x = 1,055,055,234,230.55
  5. Step 5: Solve for x
    x = 1,055,055,234,230.55/1,299,404.52
  6. Step 6: Final answer
    x = 811,952.87

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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.