Home / 2,116,642.62-2,919,357.39-1,464,353.88

Finding the Fourth Proportional to 2,116,642.62, 2,919,357.39 and 1,464,353.88

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Solution

The fourth proportional to 2,116,642.62, 2,919,357.39 and 1,464,353.88 is: 2,019,694.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,642.62 : 2,919,357.39 = 1,464,353.88 : x
  2. Step 2: Convert to fraction form
    2,116,642.62/2,919,357.39 = 1,464,353.88/x
  3. Step 3: Cross multiply
    2,116,642.62x = 2,919,357.39 × 1,464,353.88
  4. Step 4: Simplify right side
    2,116,642.62x = 4,274,972,321,153.17
  5. Step 5: Solve for x
    x = 4,274,972,321,153.17/2,116,642.62
  6. Step 6: Final answer
    x = 2,019,694.91

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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.