Home / 1,342,872.49-2,014,364.31-396,243.22

Finding the Fourth Proportional to 1,342,872.49, 2,014,364.31 and 396,243.22

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Solution

The fourth proportional to 1,342,872.49, 2,014,364.31 and 396,243.22 is: 594,381.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,872.49 : 2,014,364.31 = 396,243.22 : x
  2. Step 2: Convert to fraction form
    1,342,872.49/2,014,364.31 = 396,243.22/x
  3. Step 3: Cross multiply
    1,342,872.49x = 2,014,364.31 × 396,243.22
  4. Step 4: Simplify right side
    1,342,872.49x = 798,178,190,375.66
  5. Step 5: Solve for x
    x = 798,178,190,375.66/1,342,872.49
  6. Step 6: Final answer
    x = 594,381.22

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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.