Home / 2,257,354.44-3,115,238.98-1,238,795.64

Finding the Fourth Proportional to 2,257,354.44, 3,115,238.98 and 1,238,795.64

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Solution

The fourth proportional to 2,257,354.44, 3,115,238.98 and 1,238,795.64 is: 1,709,587.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,354.44 : 3,115,238.98 = 1,238,795.64 : x
  2. Step 2: Convert to fraction form
    2,257,354.44/3,115,238.98 = 1,238,795.64/x
  3. Step 3: Cross multiply
    2,257,354.44x = 3,115,238.98 × 1,238,795.64
  4. Step 4: Simplify right side
    2,257,354.44x = 3,859,144,465,982.05
  5. Step 5: Solve for x
    x = 3,859,144,465,982.05/2,257,354.44
  6. Step 6: Final answer
    x = 1,709,587.29

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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.