Home / 2,166,694.52-2,990,033.60-1,248,917.58

Finding the Fourth Proportional to 2,166,694.52, 2,990,033.60 and 1,248,917.58

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Solution

The fourth proportional to 2,166,694.52, 2,990,033.60 and 1,248,917.58 is: 1,723,503.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,694.52 : 2,990,033.60 = 1,248,917.58 : x
  2. Step 2: Convert to fraction form
    2,166,694.52/2,990,033.60 = 1,248,917.58/x
  3. Step 3: Cross multiply
    2,166,694.52x = 2,990,033.60 × 1,248,917.58
  4. Step 4: Simplify right side
    2,166,694.52x = 3,734,305,521,586.10
  5. Step 5: Solve for x
    x = 3,734,305,521,586.10/2,166,694.52
  6. Step 6: Final answer
    x = 1,723,503.47

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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.