Home / 3,747,136.32-5,621,292-1,222,208.64

Finding the Fourth Proportional to 3,747,136.32, 5,621,292 and 1,222,208.64

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Solution

The fourth proportional to 3,747,136.32, 5,621,292 and 1,222,208.64 is: 1,833,504.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,136.32 : 5,621,292 = 1,222,208.64 : x
  2. Step 2: Convert to fraction form
    3,747,136.32/5,621,292 = 1,222,208.64/x
  3. Step 3: Cross multiply
    3,747,136.32x = 5,621,292 × 1,222,208.64
  4. Step 4: Simplify right side
    3,747,136.32x = 6,870,391,650,362.88
  5. Step 5: Solve for x
    x = 6,870,391,650,362.88/3,747,136.32
  6. Step 6: Final answer
    x = 1,833,504.59

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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.