Home / 1,252,769.97-1,878,542.59-873,872.22

Finding the Fourth Proportional to 1,252,769.97, 1,878,542.59 and 873,872.22

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Solution

The fourth proportional to 1,252,769.97, 1,878,542.59 and 873,872.22 is: 1,310,381.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,769.97 : 1,878,542.59 = 873,872.22 : x
  2. Step 2: Convert to fraction form
    1,252,769.97/1,878,542.59 = 873,872.22/x
  3. Step 3: Cross multiply
    1,252,769.97x = 1,878,542.59 × 873,872.22
  4. Step 4: Simplify right side
    1,252,769.97x = 1,641,606,169,725.78
  5. Step 5: Solve for x
    x = 1,641,606,169,725.78/1,252,769.97
  6. Step 6: Final answer
    x = 1,310,381.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.