Home / 2,310,332.82-3,186,896.56-1,449,398.40

Finding the Fourth Proportional to 2,310,332.82, 3,186,896.56 and 1,449,398.40

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Solution

The fourth proportional to 2,310,332.82, 3,186,896.56 and 1,449,398.40 is: 1,999,314.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,332.82 : 3,186,896.56 = 1,449,398.40 : x
  2. Step 2: Convert to fraction form
    2,310,332.82/3,186,896.56 = 1,449,398.40/x
  3. Step 3: Cross multiply
    2,310,332.82x = 3,186,896.56 × 1,449,398.40
  4. Step 4: Simplify right side
    2,310,332.82x = 4,619,082,775,029.50
  5. Step 5: Solve for x
    x = 4,619,082,775,029.50/2,310,332.82
  6. Step 6: Final answer
    x = 1,999,314.88

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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.