Home / 3,613,671.04-5,419,128.72-1,216,872.16

Finding the Fourth Proportional to 3,613,671.04, 5,419,128.72 and 1,216,872.16

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Solution

The fourth proportional to 3,613,671.04, 5,419,128.72 and 1,216,872.16 is: 1,824,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,671.04 : 5,419,128.72 = 1,216,872.16 : x
  2. Step 2: Convert to fraction form
    3,613,671.04/5,419,128.72 = 1,216,872.16/x
  3. Step 3: Cross multiply
    3,613,671.04x = 5,419,128.72 × 1,216,872.16
  4. Step 4: Simplify right side
    3,613,671.04x = 6,594,386,870,824.44
  5. Step 5: Solve for x
    x = 6,594,386,870,824.44/3,613,671.04
  6. Step 6: Final answer
    x = 1,824,844.26

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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.