Home / 1,293,963.31-1,785,669.42-750,414.34

Finding the Fourth Proportional to 1,293,963.31, 1,785,669.42 and 750,414.34

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Solution

The fourth proportional to 1,293,963.31, 1,785,669.42 and 750,414.34 is: 1,035,571.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,963.31 : 1,785,669.42 = 750,414.34 : x
  2. Step 2: Convert to fraction form
    1,293,963.31/1,785,669.42 = 750,414.34/x
  3. Step 3: Cross multiply
    1,293,963.31x = 1,785,669.42 × 750,414.34
  4. Step 4: Simplify right side
    1,293,963.31x = 1,339,991,939,267.48
  5. Step 5: Solve for x
    x = 1,339,991,939,267.48/1,293,963.31
  6. Step 6: Final answer
    x = 1,035,571.82

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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.