Home / 2,212,992.40-3,054,220.53-1,246,311.67

Finding the Fourth Proportional to 2,212,992.40, 3,054,220.53 and 1,246,311.67

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Solution

The fourth proportional to 2,212,992.40, 3,054,220.53 and 1,246,311.67 is: 1,720,074.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,992.40 : 3,054,220.53 = 1,246,311.67 : x
  2. Step 2: Convert to fraction form
    2,212,992.40/3,054,220.53 = 1,246,311.67/x
  3. Step 3: Cross multiply
    2,212,992.40x = 3,054,220.53 × 1,246,311.67
  4. Step 4: Simplify right side
    2,212,992.40x = 3,806,510,674,021.48
  5. Step 5: Solve for x
    x = 3,806,510,674,021.48/2,212,992.40
  6. Step 6: Final answer
    x = 1,720,074.00

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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.