Home / 2,989,932.60-4,481,837.10-1,471,279.80

Finding the Fourth Proportional to 2,989,932.60, 4,481,837.10 and 1,471,279.80

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Solution

The fourth proportional to 2,989,932.60, 4,481,837.10 and 1,471,279.80 is: 2,205,413.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,932.60 : 4,481,837.10 = 1,471,279.80 : x
  2. Step 2: Convert to fraction form
    2,989,932.60/4,481,837.10 = 1,471,279.80/x
  3. Step 3: Cross multiply
    2,989,932.60x = 4,481,837.10 × 1,471,279.80
  4. Step 4: Simplify right side
    2,989,932.60x = 6,594,036,392,120.58
  5. Step 5: Solve for x
    x = 6,594,036,392,120.58/2,989,932.60
  6. Step 6: Final answer
    x = 2,205,413.06

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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.