Home / 2,698,985.88-3,722,188.23-2,239,372.89

Finding the Fourth Proportional to 2,698,985.88, 3,722,188.23 and 2,239,372.89

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Solution

The fourth proportional to 2,698,985.88, 3,722,188.23 and 2,239,372.89 is: 3,088,333.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,985.88 : 3,722,188.23 = 2,239,372.89 : x
  2. Step 2: Convert to fraction form
    2,698,985.88/3,722,188.23 = 2,239,372.89/x
  3. Step 3: Cross multiply
    2,698,985.88x = 3,722,188.23 × 2,239,372.89
  4. Step 4: Simplify right side
    2,698,985.88x = 8,335,367,413,739.09
  5. Step 5: Solve for x
    x = 8,335,367,413,739.09/2,698,985.88
  6. Step 6: Final answer
    x = 3,088,333.09

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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.