Home / 2,803,391.70-4,205,087.55-2,776,819.65

Finding the Fourth Proportional to 2,803,391.70, 4,205,087.55 and 2,776,819.65

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Solution

The fourth proportional to 2,803,391.70, 4,205,087.55 and 2,776,819.65 is: 4,165,229.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,391.70 : 4,205,087.55 = 2,776,819.65 : x
  2. Step 2: Convert to fraction form
    2,803,391.70/4,205,087.55 = 2,776,819.65/x
  3. Step 3: Cross multiply
    2,803,391.70x = 4,205,087.55 × 2,776,819.65
  4. Step 4: Simplify right side
    2,803,391.70x = 11,676,769,738,810.36
  5. Step 5: Solve for x
    x = 11,676,769,738,810.36/2,803,391.70
  6. Step 6: Final answer
    x = 4,165,229.48

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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.