Home / 2,632,628.70-3,948,943.08-638,084.70

Finding the Fourth Proportional to 2,632,628.70, 3,948,943.08 and 638,084.70

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Solution

The fourth proportional to 2,632,628.70, 3,948,943.08 and 638,084.70 is: 957,127.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,628.70 : 3,948,943.08 = 638,084.70 : x
  2. Step 2: Convert to fraction form
    2,632,628.70/3,948,943.08 = 638,084.70/x
  3. Step 3: Cross multiply
    2,632,628.70x = 3,948,943.08 × 638,084.70
  4. Step 4: Simplify right side
    2,632,628.70x = 2,519,760,160,518.88
  5. Step 5: Solve for x
    x = 2,519,760,160,518.88/2,632,628.70
  6. Step 6: Final answer
    x = 957,127.06

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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.