Home / 3,458,305.56-5,176,828.40-2,948,122.20

Finding the Fourth Proportional to 3,458,305.56, 5,176,828.40 and 2,948,122.20

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Solution

The fourth proportional to 3,458,305.56, 5,176,828.40 and 2,948,122.20 is: 4,413,121.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458,305.56 : 5,176,828.40 = 2,948,122.20 : x
  2. Step 2: Convert to fraction form
    3,458,305.56/5,176,828.40 = 2,948,122.20/x
  3. Step 3: Cross multiply
    3,458,305.56x = 5,176,828.40 × 2,948,122.20
  4. Step 4: Simplify right side
    3,458,305.56x = 15,261,922,731,630.48
  5. Step 5: Solve for x
    x = 15,261,922,731,630.48/3,458,305.56
  6. Step 6: Final answer
    x = 4,413,121.53

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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.