Home / 2,361,736.70-3,542,950.65-1,239,890.30

Finding the Fourth Proportional to 2,361,736.70, 3,542,950.65 and 1,239,890.30

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Solution

The fourth proportional to 2,361,736.70, 3,542,950.65 and 1,239,890.30 is: 1,860,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361,736.70 : 3,542,950.65 = 1,239,890.30 : x
  2. Step 2: Convert to fraction form
    2,361,736.70/3,542,950.65 = 1,239,890.30/x
  3. Step 3: Cross multiply
    2,361,736.70x = 3,542,950.65 × 1,239,890.30
  4. Step 4: Simplify right side
    2,361,736.70x = 4,392,870,144,313.70
  5. Step 5: Solve for x
    x = 4,392,870,144,313.70/2,361,736.70
  6. Step 6: Final answer
    x = 1,860,016.89

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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.