Home / 1,366,975.34-1,886,441.80-755,115.43

Finding the Fourth Proportional to 1,366,975.34, 1,886,441.80 and 755,115.43

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Solution

The fourth proportional to 1,366,975.34, 1,886,441.80 and 755,115.43 is: 1,042,068.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,975.34 : 1,886,441.80 = 755,115.43 : x
  2. Step 2: Convert to fraction form
    1,366,975.34/1,886,441.80 = 755,115.43/x
  3. Step 3: Cross multiply
    1,366,975.34x = 1,886,441.80 × 755,115.43
  4. Step 4: Simplify right side
    1,366,975.34x = 1,424,481,310,976.97
  5. Step 5: Solve for x
    x = 1,424,481,310,976.97/1,366,975.34
  6. Step 6: Final answer
    x = 1,042,068.04

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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.