Home / 3,261,029.60-4,891,544.40-2,127,288.80

Finding the Fourth Proportional to 3,261,029.60, 4,891,544.40 and 2,127,288.80

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Solution

The fourth proportional to 3,261,029.60, 4,891,544.40 and 2,127,288.80 is: 3,190,933.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,029.60 : 4,891,544.40 = 2,127,288.80 : x
  2. Step 2: Convert to fraction form
    3,261,029.60/4,891,544.40 = 2,127,288.80/x
  3. Step 3: Cross multiply
    3,261,029.60x = 4,891,544.40 × 2,127,288.80
  4. Step 4: Simplify right side
    3,261,029.60x = 10,405,727,616,822.72
  5. Step 5: Solve for x
    x = 10,405,727,616,822.72/3,261,029.60
  6. Step 6: Final answer
    x = 3,190,933.20

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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.