Home / 2,185,315.20-3,277,972.80-2,123,107.20

Finding the Fourth Proportional to 2,185,315.20, 3,277,972.80 and 2,123,107.20

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Solution

The fourth proportional to 2,185,315.20, 3,277,972.80 and 2,123,107.20 is: 3,184,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,315.20 : 3,277,972.80 = 2,123,107.20 : x
  2. Step 2: Convert to fraction form
    2,185,315.20/3,277,972.80 = 2,123,107.20/x
  3. Step 3: Cross multiply
    2,185,315.20x = 3,277,972.80 × 2,123,107.20
  4. Step 4: Simplify right side
    2,185,315.20x = 6,959,487,653,084.16
  5. Step 5: Solve for x
    x = 6,959,487,653,084.16/2,185,315.20
  6. Step 6: Final answer
    x = 3,184,660.80

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Similar ratio
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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.