Home / 1,028,841-1,543,411.86-495,923.79

Finding the Fourth Proportional to 1,028,841, 1,543,411.86 and 495,923.79

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Solution

The fourth proportional to 1,028,841, 1,543,411.86 and 495,923.79 is: 743,958.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,841 : 1,543,411.86 = 495,923.79 : x
  2. Step 2: Convert to fraction form
    1,028,841/1,543,411.86 = 495,923.79/x
  3. Step 3: Cross multiply
    1,028,841x = 1,543,411.86 × 495,923.79
  4. Step 4: Simplify right side
    1,028,841x = 765,414,659,142.15
  5. Step 5: Solve for x
    x = 765,414,659,142.15/1,028,841
  6. Step 6: Final answer
    x = 743,958.16

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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.