Home / 1,275,470.78-1,760,083.24-792,025.54

Finding the Fourth Proportional to 1,275,470.78, 1,760,083.24 and 792,025.54

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Solution

The fourth proportional to 1,275,470.78, 1,760,083.24 and 792,025.54 is: 1,092,953.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,470.78 : 1,760,083.24 = 792,025.54 : x
  2. Step 2: Convert to fraction form
    1,275,470.78/1,760,083.24 = 792,025.54/x
  3. Step 3: Cross multiply
    1,275,470.78x = 1,760,083.24 × 792,025.54
  4. Step 4: Simplify right side
    1,275,470.78x = 1,394,030,878,605.95
  5. Step 5: Solve for x
    x = 1,394,030,878,605.95/1,275,470.78
  6. Step 6: Final answer
    x = 1,092,953.99

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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.