Home / 2,632,905-3,949,358.04-638,361

Finding the Fourth Proportional to 2,632,905, 3,949,358.04 and 638,361

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Solution

The fourth proportional to 2,632,905, 3,949,358.04 and 638,361 is: 957,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,905 : 3,949,358.04 = 638,361 : x
  2. Step 2: Convert to fraction form
    2,632,905/3,949,358.04 = 638,361/x
  3. Step 3: Cross multiply
    2,632,905x = 3,949,358.04 × 638,361
  4. Step 4: Simplify right side
    2,632,905x = 2,521,116,147,772.44
  5. Step 5: Solve for x
    x = 2,521,116,147,772.44/2,632,905
  6. Step 6: Final answer
    x = 957,541.63

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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.