Home / 2,645,362.31-3,967,850.75-1,186,860.37

Finding the Fourth Proportional to 2,645,362.31, 3,967,850.75 and 1,186,860.37

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Solution

The fourth proportional to 2,645,362.31, 3,967,850.75 and 1,186,860.37 is: 1,780,204.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645,362.31 : 3,967,850.75 = 1,186,860.37 : x
  2. Step 2: Convert to fraction form
    2,645,362.31/3,967,850.75 = 1,186,860.37/x
  3. Step 3: Cross multiply
    2,645,362.31x = 3,967,850.75 × 1,186,860.37
  4. Step 4: Simplify right side
    2,645,362.31x = 4,709,284,800,835.57
  5. Step 5: Solve for x
    x = 4,709,284,800,835.57/2,645,362.31
  6. Step 6: Final answer
    x = 1,780,204.09

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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.