Home / 1,411,400.71-1,947,732.97-799,553.47

Finding the Fourth Proportional to 1,411,400.71, 1,947,732.97 and 799,553.47

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Solution

The fourth proportional to 1,411,400.71, 1,947,732.97 and 799,553.47 is: 1,103,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,400.71 : 1,947,732.97 = 799,553.47 : x
  2. Step 2: Convert to fraction form
    1,411,400.71/1,947,732.97 = 799,553.47/x
  3. Step 3: Cross multiply
    1,411,400.71x = 1,947,732.97 × 799,553.47
  4. Step 4: Simplify right side
    1,411,400.71x = 1,557,316,651,926.46
  5. Step 5: Solve for x
    x = 1,557,316,651,926.46/1,411,400.71
  6. Step 6: Final answer
    x = 1,103,383.78

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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.