Home / 1,382,342.15-2,073,202.18-495,878.15

Finding the Fourth Proportional to 1,382,342.15, 2,073,202.18 and 495,878.15

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Solution

The fourth proportional to 1,382,342.15, 2,073,202.18 and 495,878.15 is: 743,705.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,342.15 : 2,073,202.18 = 495,878.15 : x
  2. Step 2: Convert to fraction form
    1,382,342.15/2,073,202.18 = 495,878.15/x
  3. Step 3: Cross multiply
    1,382,342.15x = 2,073,202.18 × 495,878.15
  4. Step 4: Simplify right side
    1,382,342.15x = 1,028,055,649,988.66
  5. Step 5: Solve for x
    x = 1,028,055,649,988.66/1,382,342.15
  6. Step 6: Final answer
    x = 743,705.64

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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.