Home / 3,728,495.12-5,597,979.18-1,908,161.86

Finding the Fourth Proportional to 3,728,495.12, 5,597,979.18 and 1,908,161.86

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Solution

The fourth proportional to 3,728,495.12, 5,597,979.18 and 1,908,161.86 is: 2,864,922.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,495.12 : 5,597,979.18 = 1,908,161.86 : x
  2. Step 2: Convert to fraction form
    3,728,495.12/5,597,979.18 = 1,908,161.86/x
  3. Step 3: Cross multiply
    3,728,495.12x = 5,597,979.18 × 1,908,161.86
  4. Step 4: Simplify right side
    3,728,495.12x = 10,681,850,364,350.07
  5. Step 5: Solve for x
    x = 10,681,850,364,350.07/3,728,495.12
  6. Step 6: Final answer
    x = 2,864,922.72

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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.