Home / 2,378,638.44-3,569,461.83-1,243,449.36

Finding the Fourth Proportional to 2,378,638.44, 3,569,461.83 and 1,243,449.36

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Solution

The fourth proportional to 2,378,638.44, 3,569,461.83 and 1,243,449.36 is: 1,865,960.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,638.44 : 3,569,461.83 = 1,243,449.36 : x
  2. Step 2: Convert to fraction form
    2,378,638.44/3,569,461.83 = 1,243,449.36/x
  3. Step 3: Cross multiply
    2,378,638.44x = 3,569,461.83 × 1,243,449.36
  4. Step 4: Simplify right side
    2,378,638.44x = 4,438,445,028,057.93
  5. Step 5: Solve for x
    x = 4,438,445,028,057.93/2,378,638.44
  6. Step 6: Final answer
    x = 1,865,960.36

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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.