Home / 4,889,842.45-7,328,858.78-2,492,453.05

Finding the Fourth Proportional to 4,889,842.45, 7,328,858.78 and 2,492,453.05

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Solution

The fourth proportional to 4,889,842.45, 7,328,858.78 and 2,492,453.05 is: 3,735,669.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,842.45 : 7,328,858.78 = 2,492,453.05 : x
  2. Step 2: Convert to fraction form
    4,889,842.45/7,328,858.78 = 2,492,453.05/x
  3. Step 3: Cross multiply
    4,889,842.45x = 7,328,858.78 × 2,492,453.05
  4. Step 4: Simplify right side
    4,889,842.45x = 18,266,836,406,768.01
  5. Step 5: Solve for x
    x = 18,266,836,406,768.01/4,889,842.45
  6. Step 6: Final answer
    x = 3,735,669.73

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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.