Home / 3,942,304.77-5,440,370.40-2,199,955.59

Finding the Fourth Proportional to 3,942,304.77, 5,440,370.40 and 2,199,955.59

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Solution

The fourth proportional to 3,942,304.77, 5,440,370.40 and 2,199,955.59 is: 3,035,933.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,304.77 : 5,440,370.40 = 2,199,955.59 : x
  2. Step 2: Convert to fraction form
    3,942,304.77/5,440,370.40 = 2,199,955.59/x
  3. Step 3: Cross multiply
    3,942,304.77x = 5,440,370.40 × 2,199,955.59
  4. Step 4: Simplify right side
    3,942,304.77x = 11,968,573,273,150.54
  5. Step 5: Solve for x
    x = 11,968,573,273,150.54/3,942,304.77
  6. Step 6: Final answer
    x = 3,035,933.03

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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.