Home / 2,873,345.80-4,310,018.70-979,630.60

Finding the Fourth Proportional to 2,873,345.80, 4,310,018.70 and 979,630.60

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Solution

The fourth proportional to 2,873,345.80, 4,310,018.70 and 979,630.60 is: 1,469,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,345.80 : 4,310,018.70 = 979,630.60 : x
  2. Step 2: Convert to fraction form
    2,873,345.80/4,310,018.70 = 979,630.60/x
  3. Step 3: Cross multiply
    2,873,345.80x = 4,310,018.70 × 979,630.60
  4. Step 4: Simplify right side
    2,873,345.80x = 4,222,226,205,092.22
  5. Step 5: Solve for x
    x = 4,222,226,205,092.22/2,873,345.80
  6. Step 6: Final answer
    x = 1,469,445.90

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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.