Home / 2,247,430.46-3,101,406.98-1,228,835.21

Finding the Fourth Proportional to 2,247,430.46, 3,101,406.98 and 1,228,835.21

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Solution

The fourth proportional to 2,247,430.46, 3,101,406.98 and 1,228,835.21 is: 1,695,766.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,430.46 : 3,101,406.98 = 1,228,835.21 : x
  2. Step 2: Convert to fraction form
    2,247,430.46/3,101,406.98 = 1,228,835.21/x
  3. Step 3: Cross multiply
    2,247,430.46x = 3,101,406.98 × 1,228,835.21
  4. Step 4: Simplify right side
    2,247,430.46x = 3,811,118,075,912.56
  5. Step 5: Solve for x
    x = 3,811,118,075,912.56/2,247,430.46
  6. Step 6: Final answer
    x = 1,695,766.86

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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.