Home / 1,329,990.38-1,835,398.38-757,067.38

Finding the Fourth Proportional to 1,329,990.38, 1,835,398.38 and 757,067.38

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Solution

The fourth proportional to 1,329,990.38, 1,835,398.38 and 757,067.38 is: 1,044,759.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,990.38 : 1,835,398.38 = 757,067.38 : x
  2. Step 2: Convert to fraction form
    1,329,990.38/1,835,398.38 = 757,067.38/x
  3. Step 3: Cross multiply
    1,329,990.38x = 1,835,398.38 × 757,067.38
  4. Step 4: Simplify right side
    1,329,990.38x = 1,389,520,242,802.84
  5. Step 5: Solve for x
    x = 1,389,520,242,802.84/1,329,990.38
  6. Step 6: Final answer
    x = 1,044,759.62

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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.