Home / 1,293,693.64-1,940,747.82-545,849.80

Finding the Fourth Proportional to 1,293,693.64, 1,940,747.82 and 545,849.80

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Solution

The fourth proportional to 1,293,693.64, 1,940,747.82 and 545,849.80 is: 818,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,693.64 : 1,940,747.82 = 545,849.80 : x
  2. Step 2: Convert to fraction form
    1,293,693.64/1,940,747.82 = 545,849.80/x
  3. Step 3: Cross multiply
    1,293,693.64x = 1,940,747.82 × 545,849.80
  4. Step 4: Simplify right side
    1,293,693.64x = 1,059,356,809,397.44
  5. Step 5: Solve for x
    x = 1,059,356,809,397.44/1,293,693.64
  6. Step 6: Final answer
    x = 818,862.19

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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.