Home / 1,275,490.08-1,760,109.80-792,044.82

Finding the Fourth Proportional to 1,275,490.08, 1,760,109.80 and 792,044.82

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Solution

The fourth proportional to 1,275,490.08, 1,760,109.80 and 792,044.82 is: 1,092,980.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,490.08 : 1,760,109.80 = 792,044.82 : x
  2. Step 2: Convert to fraction form
    1,275,490.08/1,760,109.80 = 792,044.82/x
  3. Step 3: Cross multiply
    1,275,490.08x = 1,760,109.80 × 792,044.82
  4. Step 4: Simplify right side
    1,275,490.08x = 1,394,085,849,721.24
  5. Step 5: Solve for x
    x = 1,394,085,849,721.24/1,275,490.08
  6. Step 6: Final answer
    x = 1,092,980.55

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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.