Home / 1,631,070.62-2,250,815.19-905,964.85

Finding the Fourth Proportional to 1,631,070.62, 2,250,815.19 and 905,964.85

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Solution

The fourth proportional to 1,631,070.62, 2,250,815.19 and 905,964.85 is: 1,250,196.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,070.62 : 2,250,815.19 = 905,964.85 : x
  2. Step 2: Convert to fraction form
    1,631,070.62/2,250,815.19 = 905,964.85/x
  3. Step 3: Cross multiply
    1,631,070.62x = 2,250,815.19 × 905,964.85
  4. Step 4: Simplify right side
    1,631,070.62x = 2,039,159,450,498.27
  5. Step 5: Solve for x
    x = 2,039,159,450,498.27/1,631,070.62
  6. Step 6: Final answer
    x = 1,250,196.91

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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.