Home / 4,800,548.79-7,200,019.14-1,605,664.37

Finding the Fourth Proportional to 4,800,548.79, 7,200,019.14 and 1,605,664.37

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Solution

The fourth proportional to 4,800,548.79, 7,200,019.14 and 1,605,664.37 is: 2,408,227.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800,548.79 : 7,200,019.14 = 1,605,664.37 : x
  2. Step 2: Convert to fraction form
    4,800,548.79/7,200,019.14 = 1,605,664.37/x
  3. Step 3: Cross multiply
    4,800,548.79x = 7,200,019.14 × 1,605,664.37
  4. Step 4: Simplify right side
    4,800,548.79x = 11,560,814,160,415.95
  5. Step 5: Solve for x
    x = 11,560,814,160,415.95/4,800,548.79
  6. Step 6: Final answer
    x = 2,408,227.61

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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.