Home / 3,620,049.92-5,430,087.84-1,223,915.84

Finding the Fourth Proportional to 3,620,049.92, 5,430,087.84 and 1,223,915.84

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Solution

The fourth proportional to 3,620,049.92, 5,430,087.84 and 1,223,915.84 is: 1,835,878.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,049.92 : 5,430,087.84 = 1,223,915.84 : x
  2. Step 2: Convert to fraction form
    3,620,049.92/5,430,087.84 = 1,223,915.84/x
  3. Step 3: Cross multiply
    3,620,049.92x = 5,430,087.84 × 1,223,915.84
  4. Step 4: Simplify right side
    3,620,049.92x = 6,645,970,519,967.39
  5. Step 5: Solve for x
    x = 6,645,970,519,967.39/3,620,049.92
  6. Step 6: Final answer
    x = 1,835,878.14

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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.