Home / 2,192,861.09-3,026,949.54-1,321,726.86

Finding the Fourth Proportional to 2,192,861.09, 3,026,949.54 and 1,321,726.86

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Solution

The fourth proportional to 2,192,861.09, 3,026,949.54 and 1,321,726.86 is: 1,824,466.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,861.09 : 3,026,949.54 = 1,321,726.86 : x
  2. Step 2: Convert to fraction form
    2,192,861.09/3,026,949.54 = 1,321,726.86/x
  3. Step 3: Cross multiply
    2,192,861.09x = 3,026,949.54 × 1,321,726.86
  4. Step 4: Simplify right side
    2,192,861.09x = 4,000,800,510,882.64
  5. Step 5: Solve for x
    x = 4,000,800,510,882.64/2,192,861.09
  6. Step 6: Final answer
    x = 1,824,466.01

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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.