Home / 1,983,789.36-2,737,659.29-1,112,817.11

Finding the Fourth Proportional to 1,983,789.36, 2,737,659.29 and 1,112,817.11

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Solution

The fourth proportional to 1,983,789.36, 2,737,659.29 and 1,112,817.11 is: 1,535,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,789.36 : 2,737,659.29 = 1,112,817.11 : x
  2. Step 2: Convert to fraction form
    1,983,789.36/2,737,659.29 = 1,112,817.11/x
  3. Step 3: Cross multiply
    1,983,789.36x = 2,737,659.29 × 1,112,817.11
  4. Step 4: Simplify right side
    1,983,789.36x = 3,046,514,080,010.07
  5. Step 5: Solve for x
    x = 3,046,514,080,010.07/1,983,789.36
  6. Step 6: Final answer
    x = 1,535,704.42

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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.