Home / 1,397,542.76-1,928,615.46-793,963.88

Finding the Fourth Proportional to 1,397,542.76, 1,928,615.46 and 793,963.88

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Solution

The fourth proportional to 1,397,542.76, 1,928,615.46 and 793,963.88 is: 1,095,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,542.76 : 1,928,615.46 = 793,963.88 : x
  2. Step 2: Convert to fraction form
    1,397,542.76/1,928,615.46 = 793,963.88/x
  3. Step 3: Cross multiply
    1,397,542.76x = 1,928,615.46 × 793,963.88
  4. Step 4: Simplify right side
    1,397,542.76x = 1,531,251,013,649.58
  5. Step 5: Solve for x
    x = 1,531,251,013,649.58/1,397,542.76
  6. Step 6: Final answer
    x = 1,095,673.82

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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.