Home / 2,141,635.26-3,211,427.85-1,243,325.10

Finding the Fourth Proportional to 2,141,635.26, 3,211,427.85 and 1,243,325.10

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Solution

The fourth proportional to 2,141,635.26, 3,211,427.85 and 1,243,325.10 is: 1,864,392.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,635.26 : 3,211,427.85 = 1,243,325.10 : x
  2. Step 2: Convert to fraction form
    2,141,635.26/3,211,427.85 = 1,243,325.10/x
  3. Step 3: Cross multiply
    2,141,635.26x = 3,211,427.85 × 1,243,325.10
  4. Step 4: Simplify right side
    2,141,635.26x = 3,992,848,852,744.04
  5. Step 5: Solve for x
    x = 3,992,848,852,744.04/2,141,635.26
  6. Step 6: Final answer
    x = 1,864,392.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.