Home / 3,387,765.78-5,081,651.92-2,787,465.04

Finding the Fourth Proportional to 3,387,765.78, 5,081,651.92 and 2,787,465.04

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Solution

The fourth proportional to 3,387,765.78, 5,081,651.92 and 2,787,465.04 is: 4,181,200.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,765.78 : 5,081,651.92 = 2,787,465.04 : x
  2. Step 2: Convert to fraction form
    3,387,765.78/5,081,651.92 = 2,787,465.04/x
  3. Step 3: Cross multiply
    3,387,765.78x = 5,081,651.92 × 2,787,465.04
  4. Step 4: Simplify right side
    3,387,765.78x = 14,164,927,072,448.88
  5. Step 5: Solve for x
    x = 14,164,927,072,448.88/3,387,765.78
  6. Step 6: Final answer
    x = 4,181,200.23

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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.