Home / 3,260,100.21-4,889,992.50-1,238,186.34

Finding the Fourth Proportional to 3,260,100.21, 4,889,992.50 and 1,238,186.34

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Solution

The fourth proportional to 3,260,100.21, 4,889,992.50 and 1,238,186.34 is: 1,857,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,100.21 : 4,889,992.50 = 1,238,186.34 : x
  2. Step 2: Convert to fraction form
    3,260,100.21/4,889,992.50 = 1,238,186.34/x
  3. Step 3: Cross multiply
    3,260,100.21x = 4,889,992.50 × 1,238,186.34
  4. Step 4: Simplify right side
    3,260,100.21x = 6,054,721,916,202.45
  5. Step 5: Solve for x
    x = 6,054,721,916,202.45/3,260,100.21
  6. Step 6: Final answer
    x = 1,857,219.57

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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.