Home / 3,025,815.20-4,175,650.32-1,667,691.68

Finding the Fourth Proportional to 3,025,815.20, 4,175,650.32 and 1,667,691.68

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Solution

The fourth proportional to 3,025,815.20, 4,175,650.32 and 1,667,691.68 is: 2,301,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,815.20 : 4,175,650.32 = 1,667,691.68 : x
  2. Step 2: Convert to fraction form
    3,025,815.20/4,175,650.32 = 1,667,691.68/x
  3. Step 3: Cross multiply
    3,025,815.20x = 4,175,650.32 × 1,667,691.68
  4. Step 4: Simplify right side
    3,025,815.20x = 6,963,697,297,253.34
  5. Step 5: Solve for x
    x = 6,963,697,297,253.34/3,025,815.20
  6. Step 6: Final answer
    x = 2,301,428.49

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1.5x scale

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.