Home / 2,632,753.50-3,949,130.26-638,209.50

Finding the Fourth Proportional to 2,632,753.50, 3,949,130.26 and 638,209.50

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Solution

The fourth proportional to 2,632,753.50, 3,949,130.26 and 638,209.50 is: 957,314.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,753.50 : 3,949,130.26 = 638,209.50 : x
  2. Step 2: Convert to fraction form
    2,632,753.50/3,949,130.26 = 638,209.50/x
  3. Step 3: Cross multiply
    2,632,753.50x = 3,949,130.26 × 638,209.50
  4. Step 4: Simplify right side
    2,632,753.50x = 2,520,372,448,669.47
  5. Step 5: Solve for x
    x = 2,520,372,448,669.47/2,632,753.50
  6. Step 6: Final answer
    x = 957,314.25

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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.