Home / 2,917,821.72-4,027,265.82-1,710,986.52

Finding the Fourth Proportional to 2,917,821.72, 4,027,265.82 and 1,710,986.52

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Solution

The fourth proportional to 2,917,821.72, 4,027,265.82 and 1,710,986.52 is: 2,361,555.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,821.72 : 4,027,265.82 = 1,710,986.52 : x
  2. Step 2: Convert to fraction form
    2,917,821.72/4,027,265.82 = 1,710,986.52/x
  3. Step 3: Cross multiply
    2,917,821.72x = 4,027,265.82 × 1,710,986.52
  4. Step 4: Simplify right side
    2,917,821.72x = 6,890,597,530,476.75
  5. Step 5: Solve for x
    x = 6,890,597,530,476.75/2,917,821.72
  6. Step 6: Final answer
    x = 2,361,555.36

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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.