Home / 5,298,879.97-7,312,630.89-2,976,181.18

Finding the Fourth Proportional to 5,298,879.97, 7,312,630.89 and 2,976,181.18

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Solution

The fourth proportional to 5,298,879.97, 7,312,630.89 and 2,976,181.18 is: 4,107,229.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,879.97 : 7,312,630.89 = 2,976,181.18 : x
  2. Step 2: Convert to fraction form
    5,298,879.97/7,312,630.89 = 2,976,181.18/x
  3. Step 3: Cross multiply
    5,298,879.97x = 7,312,630.89 × 2,976,181.18
  4. Step 4: Simplify right side
    5,298,879.97x = 21,763,714,423,983.75
  5. Step 5: Solve for x
    x = 21,763,714,423,983.75/5,298,879.97
  6. Step 6: Final answer
    x = 4,107,229.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.