Home / 2,661,776.88-3,994,735.77-1,857,835.68

Finding the Fourth Proportional to 2,661,776.88, 3,994,735.77 and 1,857,835.68

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Solution

The fourth proportional to 2,661,776.88, 3,994,735.77 and 1,857,835.68 is: 2,788,198.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,776.88 : 3,994,735.77 = 1,857,835.68 : x
  2. Step 2: Convert to fraction form
    2,661,776.88/3,994,735.77 = 1,857,835.68/x
  3. Step 3: Cross multiply
    2,661,776.88x = 3,994,735.77 × 1,857,835.68
  4. Step 4: Simplify right side
    2,661,776.88x = 7,421,562,645,678.27
  5. Step 5: Solve for x
    x = 7,421,562,645,678.27/2,661,776.88
  6. Step 6: Final answer
    x = 2,788,198.63

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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.