Home / 1,705,897.80-2,557,680.30-807,769.80

Finding the Fourth Proportional to 1,705,897.80, 2,557,680.30 and 807,769.80

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Solution

The fourth proportional to 1,705,897.80, 2,557,680.30 and 807,769.80 is: 1,211,102.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,897.80 : 2,557,680.30 = 807,769.80 : x
  2. Step 2: Convert to fraction form
    1,705,897.80/2,557,680.30 = 807,769.80/x
  3. Step 3: Cross multiply
    1,705,897.80x = 2,557,680.30 × 807,769.80
  4. Step 4: Simplify right side
    1,705,897.80x = 2,066,016,904,394.94
  5. Step 5: Solve for x
    x = 2,066,016,904,394.94/1,705,897.80
  6. Step 6: Final answer
    x = 1,211,102.39

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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.