Home / 3,450,818.16-5,178,530.88-1,206,956.16

Finding the Fourth Proportional to 3,450,818.16, 5,178,530.88 and 1,206,956.16

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Solution

The fourth proportional to 3,450,818.16, 5,178,530.88 and 1,206,956.16 is: 1,811,239.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,818.16 : 5,178,530.88 = 1,206,956.16 : x
  2. Step 2: Convert to fraction form
    3,450,818.16/5,178,530.88 = 1,206,956.16/x
  3. Step 3: Cross multiply
    3,450,818.16x = 5,178,530.88 × 1,206,956.16
  4. Step 4: Simplify right side
    3,450,818.16x = 6,250,259,745,366.22
  5. Step 5: Solve for x
    x = 6,250,259,745,366.22/3,450,818.16
  6. Step 6: Final answer
    x = 1,811,239.96

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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.