Home / 983,842.07-1,354,843.46-854,721.59

Finding the Fourth Proportional to 983,842.07, 1,354,843.46 and 854,721.59

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Solution

The fourth proportional to 983,842.07, 1,354,843.46 and 854,721.59 is: 1,177,032.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,842.07 : 1,354,843.46 = 854,721.59 : x
  2. Step 2: Convert to fraction form
    983,842.07/1,354,843.46 = 854,721.59/x
  3. Step 3: Cross multiply
    983,842.07x = 1,354,843.46 × 854,721.59
  4. Step 4: Simplify right side
    983,842.07x = 1,158,013,951,694.89
  5. Step 5: Solve for x
    x = 1,158,013,951,694.89/983,842.07
  6. Step 6: Final answer
    x = 1,177,032.36

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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.