Home / 2,235,416.32-3,084,874.96-1,216,821.04

Finding the Fourth Proportional to 2,235,416.32, 3,084,874.96 and 1,216,821.04

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Solution

The fourth proportional to 2,235,416.32, 3,084,874.96 and 1,216,821.04 is: 1,679,213.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,416.32 : 3,084,874.96 = 1,216,821.04 : x
  2. Step 2: Convert to fraction form
    2,235,416.32/3,084,874.96 = 1,216,821.04/x
  3. Step 3: Cross multiply
    2,235,416.32x = 3,084,874.96 × 1,216,821.04
  4. Step 4: Simplify right side
    2,235,416.32x = 3,753,740,757,097.16
  5. Step 5: Solve for x
    x = 3,753,740,757,097.16/2,235,416.32
  6. Step 6: Final answer
    x = 1,679,213.27

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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.