Home / 2,872,556.48-3,964,305.30-1,583,393.96

Finding the Fourth Proportional to 2,872,556.48, 3,964,305.30 and 1,583,393.96

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Solution

The fourth proportional to 2,872,556.48, 3,964,305.30 and 1,583,393.96 is: 2,185,181.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,556.48 : 3,964,305.30 = 1,583,393.96 : x
  2. Step 2: Convert to fraction form
    2,872,556.48/3,964,305.30 = 1,583,393.96/x
  3. Step 3: Cross multiply
    2,872,556.48x = 3,964,305.30 × 1,583,393.96
  4. Step 4: Simplify right side
    2,872,556.48x = 6,277,057,067,615.99
  5. Step 5: Solve for x
    x = 6,277,057,067,615.99/2,872,556.48
  6. Step 6: Final answer
    x = 2,185,181.43

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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.