Home / 2,220,162.21-3,331,571.90-957,989.84

Finding the Fourth Proportional to 2,220,162.21, 3,331,571.90 and 957,989.84

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Solution

The fourth proportional to 2,220,162.21, 3,331,571.90 and 957,989.84 is: 1,437,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,162.21 : 3,331,571.90 = 957,989.84 : x
  2. Step 2: Convert to fraction form
    2,220,162.21/3,331,571.90 = 957,989.84/x
  3. Step 3: Cross multiply
    2,220,162.21x = 3,331,571.90 × 957,989.84
  4. Step 4: Simplify right side
    2,220,162.21x = 3,191,612,009,981.69
  5. Step 5: Solve for x
    x = 3,191,612,009,981.69/2,220,162.21
  6. Step 6: Final answer
    x = 1,437,558.03

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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.