Home / 3,881,764.76-5,356,763.94-2,162,848.28

Finding the Fourth Proportional to 3,881,764.76, 5,356,763.94 and 2,162,848.28

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Solution

The fourth proportional to 3,881,764.76, 5,356,763.94 and 2,162,848.28 is: 2,984,690.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,764.76 : 5,356,763.94 = 2,162,848.28 : x
  2. Step 2: Convert to fraction form
    3,881,764.76/5,356,763.94 = 2,162,848.28/x
  3. Step 3: Cross multiply
    3,881,764.76x = 5,356,763.94 × 2,162,848.28
  4. Step 4: Simplify right side
    3,881,764.76x = 11,585,867,673,995.02
  5. Step 5: Solve for x
    x = 11,585,867,673,995.02/3,881,764.76
  6. Step 6: Final answer
    x = 2,984,690.83

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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.