Home / 2,686,721.44-4,031,656.82-1,927,744.96

Finding the Fourth Proportional to 2,686,721.44, 4,031,656.82 and 1,927,744.96

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Solution

The fourth proportional to 2,686,721.44, 4,031,656.82 and 1,927,744.96 is: 2,892,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,721.44 : 4,031,656.82 = 1,927,744.96 : x
  2. Step 2: Convert to fraction form
    2,686,721.44/4,031,656.82 = 1,927,744.96/x
  3. Step 3: Cross multiply
    2,686,721.44x = 4,031,656.82 × 1,927,744.96
  4. Step 4: Simplify right side
    2,686,721.44x = 7,772,006,115,204.63
  5. Step 5: Solve for x
    x = 7,772,006,115,204.63/2,686,721.44
  6. Step 6: Final answer
    x = 2,892,747.27

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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.