Home / 2,529,108.39-3,489,958.58-1,426,479.03

Finding the Fourth Proportional to 2,529,108.39, 3,489,958.58 and 1,426,479.03

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Solution

The fourth proportional to 2,529,108.39, 3,489,958.58 and 1,426,479.03 is: 1,968,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,108.39 : 3,489,958.58 = 1,426,479.03 : x
  2. Step 2: Convert to fraction form
    2,529,108.39/3,489,958.58 = 1,426,479.03/x
  3. Step 3: Cross multiply
    2,529,108.39x = 3,489,958.58 × 1,426,479.03
  4. Step 4: Simplify right side
    2,529,108.39x = 4,978,352,722,806.18
  5. Step 5: Solve for x
    x = 4,978,352,722,806.18/2,529,108.39
  6. Step 6: Final answer
    x = 1,968,422.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.