Home / 1,401,406.45-2,102,336.09-591,912.56

Finding the Fourth Proportional to 1,401,406.45, 2,102,336.09 and 591,912.56

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Solution

The fourth proportional to 1,401,406.45, 2,102,336.09 and 591,912.56 is: 887,964.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,406.45 : 2,102,336.09 = 591,912.56 : x
  2. Step 2: Convert to fraction form
    1,401,406.45/2,102,336.09 = 591,912.56/x
  3. Step 3: Cross multiply
    1,401,406.45x = 2,102,336.09 × 591,912.56
  4. Step 4: Simplify right side
    1,401,406.45x = 1,244,399,139,308.57
  5. Step 5: Solve for x
    x = 1,244,399,139,308.57/1,401,406.45
  6. Step 6: Final answer
    x = 887,964.47

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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.