Home / 1,893,176.82-2,612,789.70-1,168,005.89

Finding the Fourth Proportional to 1,893,176.82, 2,612,789.70 and 1,168,005.89

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Solution

The fourth proportional to 1,893,176.82, 2,612,789.70 and 1,168,005.89 is: 1,611,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,176.82 : 2,612,789.70 = 1,168,005.89 : x
  2. Step 2: Convert to fraction form
    1,893,176.82/2,612,789.70 = 1,168,005.89/x
  3. Step 3: Cross multiply
    1,893,176.82x = 2,612,789.70 × 1,168,005.89
  4. Step 4: Simplify right side
    1,893,176.82x = 3,051,753,761,083.29
  5. Step 5: Solve for x
    x = 3,051,753,761,083.29/1,893,176.82
  6. Step 6: Final answer
    x = 1,611,975.03

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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.