Home / 2,632,910-3,949,365.54-638,366

Finding the Fourth Proportional to 2,632,910, 3,949,365.54 and 638,366

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Solution

The fourth proportional to 2,632,910, 3,949,365.54 and 638,366 is: 957,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,910 : 3,949,365.54 = 638,366 : x
  2. Step 2: Convert to fraction form
    2,632,910/3,949,365.54 = 638,366/x
  3. Step 3: Cross multiply
    2,632,910x = 3,949,365.54 × 638,366
  4. Step 4: Simplify right side
    2,632,910x = 2,521,140,682,307.64
  5. Step 5: Solve for x
    x = 2,521,140,682,307.64/2,632,910
  6. Step 6: Final answer
    x = 957,549.13

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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.