Home / 2,894,211.45-3,993,750.09-1,605,047.85

Finding the Fourth Proportional to 2,894,211.45, 3,993,750.09 and 1,605,047.85

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Solution

The fourth proportional to 2,894,211.45, 3,993,750.09 and 1,605,047.85 is: 2,214,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,211.45 : 3,993,750.09 = 1,605,047.85 : x
  2. Step 2: Convert to fraction form
    2,894,211.45/3,993,750.09 = 1,605,047.85/x
  3. Step 3: Cross multiply
    2,894,211.45x = 3,993,750.09 × 1,605,047.85
  4. Step 4: Simplify right side
    2,894,211.45x = 6,410,159,995,391.81
  5. Step 5: Solve for x
    x = 6,410,159,995,391.81/2,894,211.45
  6. Step 6: Final answer
    x = 2,214,820.90

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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.