Home / 1,879,043.01-2,818,563.12-1,079,814.79

Finding the Fourth Proportional to 1,879,043.01, 2,818,563.12 and 1,079,814.79

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Solution

The fourth proportional to 1,879,043.01, 2,818,563.12 and 1,079,814.79 is: 1,619,721.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,043.01 : 2,818,563.12 = 1,079,814.79 : x
  2. Step 2: Convert to fraction form
    1,879,043.01/2,818,563.12 = 1,079,814.79/x
  3. Step 3: Cross multiply
    1,879,043.01x = 2,818,563.12 × 1,079,814.79
  4. Step 4: Simplify right side
    1,879,043.01x = 3,043,526,143,524.55
  5. Step 5: Solve for x
    x = 3,043,526,143,524.55/1,879,043.01
  6. Step 6: Final answer
    x = 1,619,721.38

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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.