Home / 1,663,166.20-2,494,749.30-1,494,876.55

Finding the Fourth Proportional to 1,663,166.20, 2,494,749.30 and 1,494,876.55

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Solution

The fourth proportional to 1,663,166.20, 2,494,749.30 and 1,494,876.55 is: 2,242,314.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,166.20 : 2,494,749.30 = 1,494,876.55 : x
  2. Step 2: Convert to fraction form
    1,663,166.20/2,494,749.30 = 1,494,876.55/x
  3. Step 3: Cross multiply
    1,663,166.20x = 2,494,749.30 × 1,494,876.55
  4. Step 4: Simplify right side
    1,663,166.20x = 3,729,342,226,698.92
  5. Step 5: Solve for x
    x = 3,729,342,226,698.92/1,663,166.20
  6. Step 6: Final answer
    x = 2,242,314.83

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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.