Home / 2,110,362-2,912,302.12-1,143,491.54

Finding the Fourth Proportional to 2,110,362, 2,912,302.12 and 1,143,491.54

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Solution

The fourth proportional to 2,110,362, 2,912,302.12 and 1,143,491.54 is: 1,578,019.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,362 : 2,912,302.12 = 1,143,491.54 : x
  2. Step 2: Convert to fraction form
    2,110,362/2,912,302.12 = 1,143,491.54/x
  3. Step 3: Cross multiply
    2,110,362x = 2,912,302.12 × 1,143,491.54
  4. Step 4: Simplify right side
    2,110,362x = 3,330,192,836,144.07
  5. Step 5: Solve for x
    x = 3,330,192,836,144.07/2,110,362
  6. Step 6: Final answer
    x = 1,578,019.71

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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.