Home / 1,273,323.35-1,757,435.87-729,823.48

Finding the Fourth Proportional to 1,273,323.35, 1,757,435.87 and 729,823.48

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Solution

The fourth proportional to 1,273,323.35, 1,757,435.87 and 729,823.48 is: 1,007,299.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,323.35 : 1,757,435.87 = 729,823.48 : x
  2. Step 2: Convert to fraction form
    1,273,323.35/1,757,435.87 = 729,823.48/x
  3. Step 3: Cross multiply
    1,273,323.35x = 1,757,435.87 × 729,823.48
  4. Step 4: Simplify right side
    1,273,323.35x = 1,282,617,959,951.20
  5. Step 5: Solve for x
    x = 1,282,617,959,951.20/1,273,323.35
  6. Step 6: Final answer
    x = 1,007,299.49

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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.