Home / 2,308,876.80-3,184,186.88-1,449,517.12

Finding the Fourth Proportional to 2,308,876.80, 3,184,186.88 and 1,449,517.12

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Solution

The fourth proportional to 2,308,876.80, 3,184,186.88 and 1,449,517.12 is: 1,999,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308,876.80 : 3,184,186.88 = 1,449,517.12 : x
  2. Step 2: Convert to fraction form
    2,308,876.80/3,184,186.88 = 1,449,517.12/x
  3. Step 3: Cross multiply
    2,308,876.80x = 3,184,186.88 × 1,449,517.12
  4. Step 4: Simplify right side
    2,308,876.80x = 4,615,533,395,839.39
  5. Step 5: Solve for x
    x = 4,615,533,395,839.39/2,308,876.80
  6. Step 6: Final answer
    x = 1,999,038.41

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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.