Home / 1,975,963.81-2,726,760.22-1,116,505.62

Finding the Fourth Proportional to 1,975,963.81, 2,726,760.22 and 1,116,505.62

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Solution

The fourth proportional to 1,975,963.81, 2,726,760.22 and 1,116,505.62 is: 1,540,738.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,963.81 : 2,726,760.22 = 1,116,505.62 : x
  2. Step 2: Convert to fraction form
    1,975,963.81/2,726,760.22 = 1,116,505.62/x
  3. Step 3: Cross multiply
    1,975,963.81x = 2,726,760.22 × 1,116,505.62
  4. Step 4: Simplify right side
    1,975,963.81x = 3,044,443,110,022.44
  5. Step 5: Solve for x
    x = 3,044,443,110,022.44/1,975,963.81
  6. Step 6: Final answer
    x = 1,540,738.29

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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.