Home / 1,879,042.01-2,818,561.62-1,079,813.79

Finding the Fourth Proportional to 1,879,042.01, 2,818,561.62 and 1,079,813.79

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Solution

The fourth proportional to 1,879,042.01, 2,818,561.62 and 1,079,813.79 is: 1,619,719.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,042.01 : 2,818,561.62 = 1,079,813.79 : x
  2. Step 2: Convert to fraction form
    1,879,042.01/2,818,561.62 = 1,079,813.79/x
  3. Step 3: Cross multiply
    1,879,042.01x = 2,818,561.62 × 1,079,813.79
  4. Step 4: Simplify right side
    1,879,042.01x = 3,043,521,705,240.74
  5. Step 5: Solve for x
    x = 3,043,521,705,240.74/1,879,042.01
  6. Step 6: Final answer
    x = 1,619,719.89

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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.