Home / 1,619,935.38-2,235,797.91-931,554.18

Finding the Fourth Proportional to 1,619,935.38, 2,235,797.91 and 931,554.18

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Solution

The fourth proportional to 1,619,935.38, 2,235,797.91 and 931,554.18 is: 1,285,709.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,935.38 : 2,235,797.91 = 931,554.18 : x
  2. Step 2: Convert to fraction form
    1,619,935.38/2,235,797.91 = 931,554.18/x
  3. Step 3: Cross multiply
    1,619,935.38x = 2,235,797.91 × 931,554.18
  4. Step 4: Simplify right side
    1,619,935.38x = 2,082,766,888,695.76
  5. Step 5: Solve for x
    x = 2,082,766,888,695.76/1,619,935.38
  6. Step 6: Final answer
    x = 1,285,709.86

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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.