Home / 1,342,034.74-1,852,058.94-769,185.46

Finding the Fourth Proportional to 1,342,034.74, 1,852,058.94 and 769,185.46

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Solution

The fourth proportional to 1,342,034.74, 1,852,058.94 and 769,185.46 is: 1,061,505.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,034.74 : 1,852,058.94 = 769,185.46 : x
  2. Step 2: Convert to fraction form
    1,342,034.74/1,852,058.94 = 769,185.46/x
  3. Step 3: Cross multiply
    1,342,034.74x = 1,852,058.94 × 769,185.46
  4. Step 4: Simplify right side
    1,342,034.74x = 1,424,576,798,450.72
  5. Step 5: Solve for x
    x = 1,424,576,798,450.72/1,342,034.74
  6. Step 6: Final answer
    x = 1,061,505.16

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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.