Home / 4,667,715.20-6,992,241.60-2,670,838.40

Finding the Fourth Proportional to 4,667,715.20, 6,992,241.60 and 2,670,838.40

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Solution

The fourth proportional to 4,667,715.20, 6,992,241.60 and 2,670,838.40 is: 4,000,918.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667,715.20 : 6,992,241.60 = 2,670,838.40 : x
  2. Step 2: Convert to fraction form
    4,667,715.20/6,992,241.60 = 2,670,838.40/x
  3. Step 3: Cross multiply
    4,667,715.20x = 6,992,241.60 × 2,670,838.40
  4. Step 4: Simplify right side
    4,667,715.20x = 18,675,147,367,357.44
  5. Step 5: Solve for x
    x = 18,675,147,367,357.44/4,667,715.20
  6. Step 6: Final answer
    x = 4,000,918.34

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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.