Home / 1,811,949.55-2,500,287.19-1,086,826.75

Finding the Fourth Proportional to 1,811,949.55, 2,500,287.19 and 1,086,826.75

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Solution

The fourth proportional to 1,811,949.55, 2,500,287.19 and 1,086,826.75 is: 1,499,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,949.55 : 2,500,287.19 = 1,086,826.75 : x
  2. Step 2: Convert to fraction form
    1,811,949.55/2,500,287.19 = 1,086,826.75/x
  3. Step 3: Cross multiply
    1,811,949.55x = 2,500,287.19 × 1,086,826.75
  4. Step 4: Simplify right side
    1,811,949.55x = 2,717,379,000,774.33
  5. Step 5: Solve for x
    x = 2,717,379,000,774.33/1,811,949.55
  6. Step 6: Final answer
    x = 1,499,699.04

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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.