Home / 3,857,581.12-5,785,715.04-1,017,720.64

Finding the Fourth Proportional to 3,857,581.12, 5,785,715.04 and 1,017,720.64

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Solution

The fourth proportional to 3,857,581.12, 5,785,715.04 and 1,017,720.64 is: 1,526,407.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,581.12 : 5,785,715.04 = 1,017,720.64 : x
  2. Step 2: Convert to fraction form
    3,857,581.12/5,785,715.04 = 1,017,720.64/x
  3. Step 3: Cross multiply
    3,857,581.12x = 5,785,715.04 × 1,017,720.64
  4. Step 4: Simplify right side
    3,857,581.12x = 5,888,241,613,366.43
  5. Step 5: Solve for x
    x = 5,888,241,613,366.43/3,857,581.12
  6. Step 6: Final answer
    x = 1,526,407.72

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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.