Home / 3,138,394.88-4,707,592.40-894,474.56

Finding the Fourth Proportional to 3,138,394.88, 4,707,592.40 and 894,474.56

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Solution

The fourth proportional to 3,138,394.88, 4,707,592.40 and 894,474.56 is: 1,341,711.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,394.88 : 4,707,592.40 = 894,474.56 : x
  2. Step 2: Convert to fraction form
    3,138,394.88/4,707,592.40 = 894,474.56/x
  3. Step 3: Cross multiply
    3,138,394.88x = 4,707,592.40 × 894,474.56
  4. Step 4: Simplify right side
    3,138,394.88x = 4,210,821,640,649.35
  5. Step 5: Solve for x
    x = 4,210,821,640,649.35/3,138,394.88
  6. Step 6: Final answer
    x = 1,341,711.86

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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.