Home / 3,844,112.47-5,304,884.71-2,101,894.40

Finding the Fourth Proportional to 3,844,112.47, 5,304,884.71 and 2,101,894.40

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Solution

The fourth proportional to 3,844,112.47, 5,304,884.71 and 2,101,894.40 is: 2,900,619.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844,112.47 : 5,304,884.71 = 2,101,894.40 : x
  2. Step 2: Convert to fraction form
    3,844,112.47/5,304,884.71 = 2,101,894.40/x
  3. Step 3: Cross multiply
    3,844,112.47x = 5,304,884.71 × 2,101,894.40
  4. Step 4: Simplify right side
    3,844,112.47x = 11,150,307,472,602.10
  5. Step 5: Solve for x
    x = 11,150,307,472,602.10/3,844,112.47
  6. Step 6: Final answer
    x = 2,900,619.47

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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.