Home / 2,675,421.83-4,013,121.78-969,165.61

Finding the Fourth Proportional to 2,675,421.83, 4,013,121.78 and 969,165.61

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Solution

The fourth proportional to 2,675,421.83, 4,013,121.78 and 969,165.61 is: 1,453,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675,421.83 : 4,013,121.78 = 969,165.61 : x
  2. Step 2: Convert to fraction form
    2,675,421.83/4,013,121.78 = 969,165.61/x
  3. Step 3: Cross multiply
    2,675,421.83x = 4,013,121.78 × 969,165.61
  4. Step 4: Simplify right side
    2,675,421.83x = 3,889,379,607,885.18
  5. Step 5: Solve for x
    x = 3,889,379,607,885.18/2,675,421.83
  6. Step 6: Final answer
    x = 1,453,744.44

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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.