Home / 1,855,285.90-2,560,249.89-1,039,523.96

Finding the Fourth Proportional to 1,855,285.90, 2,560,249.89 and 1,039,523.96

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Solution

The fourth proportional to 1,855,285.90, 2,560,249.89 and 1,039,523.96 is: 1,434,518.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,285.90 : 2,560,249.89 = 1,039,523.96 : x
  2. Step 2: Convert to fraction form
    1,855,285.90/2,560,249.89 = 1,039,523.96/x
  3. Step 3: Cross multiply
    1,855,285.90x = 2,560,249.89 × 1,039,523.96
  4. Step 4: Simplify right side
    1,855,285.90x = 2,661,441,110,642.99
  5. Step 5: Solve for x
    x = 2,661,441,110,642.99/1,855,285.90
  6. Step 6: Final answer
    x = 1,434,518.05

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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.