Home / 2,215,509.38-3,321,935.30-1,015,928.94

Finding the Fourth Proportional to 2,215,509.38, 3,321,935.30 and 1,015,928.94

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Solution

The fourth proportional to 2,215,509.38, 3,321,935.30 and 1,015,928.94 is: 1,523,284.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,509.38 : 3,321,935.30 = 1,015,928.94 : x
  2. Step 2: Convert to fraction form
    2,215,509.38/3,321,935.30 = 1,015,928.94/x
  3. Step 3: Cross multiply
    2,215,509.38x = 3,321,935.30 × 1,015,928.94
  4. Step 4: Simplify right side
    2,215,509.38x = 3,374,850,208,077.58
  5. Step 5: Solve for x
    x = 3,374,850,208,077.58/2,215,509.38
  6. Step 6: Final answer
    x = 1,523,284.10

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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.