Home / 2,632,616.67-3,948,925.05-638,072.67

Finding the Fourth Proportional to 2,632,616.67, 3,948,925.05 and 638,072.67

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Solution

The fourth proportional to 2,632,616.67, 3,948,925.05 and 638,072.67 is: 957,109.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,616.67 : 3,948,925.05 = 638,072.67 : x
  2. Step 2: Convert to fraction form
    2,632,616.67/3,948,925.05 = 638,072.67/x
  3. Step 3: Cross multiply
    2,632,616.67x = 3,948,925.05 × 638,072.67
  4. Step 4: Simplify right side
    2,632,616.67x = 2,519,701,150,283.38
  5. Step 5: Solve for x
    x = 2,519,701,150,283.38/2,632,616.67
  6. Step 6: Final answer
    x = 957,109.02

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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.