Home / 2,225,853.88-3,071,678.56-1,258,963.36

Finding the Fourth Proportional to 2,225,853.88, 3,071,678.56 and 1,258,963.36

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Solution

The fourth proportional to 2,225,853.88, 3,071,678.56 and 1,258,963.36 is: 1,737,369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,853.88 : 3,071,678.56 = 1,258,963.36 : x
  2. Step 2: Convert to fraction form
    2,225,853.88/3,071,678.56 = 1,258,963.36/x
  3. Step 3: Cross multiply
    2,225,853.88x = 3,071,678.56 × 1,258,963.36
  4. Step 4: Simplify right side
    2,225,853.88x = 3,867,130,760,737.56
  5. Step 5: Solve for x
    x = 3,867,130,760,737.56/2,225,853.88
  6. Step 6: Final answer
    x = 1,737,369.55

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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.