Home / 2,310,601.66-3,188,384.89-1,277,945.35

Finding the Fourth Proportional to 2,310,601.66, 3,188,384.89 and 1,277,945.35

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Solution

The fourth proportional to 2,310,601.66, 3,188,384.89 and 1,277,945.35 is: 1,763,428.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,601.66 : 3,188,384.89 = 1,277,945.35 : x
  2. Step 2: Convert to fraction form
    2,310,601.66/3,188,384.89 = 1,277,945.35/x
  3. Step 3: Cross multiply
    2,310,601.66x = 3,188,384.89 × 1,277,945.35
  4. Step 4: Simplify right side
    2,310,601.66x = 4,074,581,644,185.76
  5. Step 5: Solve for x
    x = 4,074,581,644,185.76/2,310,601.66
  6. Step 6: Final answer
    x = 1,763,428.86

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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.