Home / 2,521,235.84-3,781,886.52-838,339.28

Finding the Fourth Proportional to 2,521,235.84, 3,781,886.52 and 838,339.28

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Solution

The fourth proportional to 2,521,235.84, 3,781,886.52 and 838,339.28 is: 1,257,519.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,235.84 : 3,781,886.52 = 838,339.28 : x
  2. Step 2: Convert to fraction form
    2,521,235.84/3,781,886.52 = 838,339.28/x
  3. Step 3: Cross multiply
    2,521,235.84x = 3,781,886.52 × 838,339.28
  4. Step 4: Simplify right side
    2,521,235.84x = 3,170,504,022,218.51
  5. Step 5: Solve for x
    x = 3,170,504,022,218.51/2,521,235.84
  6. Step 6: Final answer
    x = 1,257,519.81

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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.