Home / 2,451,647.40-3,670,472.70-2,171,711.40

Finding the Fourth Proportional to 2,451,647.40, 3,670,472.70 and 2,171,711.40

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Solution

The fourth proportional to 2,451,647.40, 3,670,472.70 and 2,171,711.40 is: 3,251,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451,647.40 : 3,670,472.70 = 2,171,711.40 : x
  2. Step 2: Convert to fraction form
    2,451,647.40/3,670,472.70 = 2,171,711.40/x
  3. Step 3: Cross multiply
    2,451,647.40x = 3,670,472.70 × 2,171,711.40
  4. Step 4: Simplify right side
    2,451,647.40x = 7,971,207,405,978.78
  5. Step 5: Solve for x
    x = 7,971,207,405,978.78/2,451,647.40
  6. Step 6: Final answer
    x = 3,251,367.80

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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.