Home / 4,172,202.72-6,258,304.32-2,685,742.56

Finding the Fourth Proportional to 4,172,202.72, 6,258,304.32 and 2,685,742.56

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Solution

The fourth proportional to 4,172,202.72, 6,258,304.32 and 2,685,742.56 is: 4,028,613.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172,202.72 : 6,258,304.32 = 2,685,742.56 : x
  2. Step 2: Convert to fraction form
    4,172,202.72/6,258,304.32 = 2,685,742.56/x
  3. Step 3: Cross multiply
    4,172,202.72x = 6,258,304.32 × 2,685,742.56
  4. Step 4: Simplify right side
    4,172,202.72x = 16,808,194,265,655.86
  5. Step 5: Solve for x
    x = 16,808,194,265,655.86/4,172,202.72
  6. Step 6: Final answer
    x = 4,028,613.99

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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.