Home / 2,521,181.50-3,781,805.19-838,285

Finding the Fourth Proportional to 2,521,181.50, 3,781,805.19 and 838,285

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Solution

The fourth proportional to 2,521,181.50, 3,781,805.19 and 838,285 is: 1,257,438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,181.50 : 3,781,805.19 = 838,285 : x
  2. Step 2: Convert to fraction form
    2,521,181.50/3,781,805.19 = 838,285/x
  3. Step 3: Cross multiply
    2,521,181.50x = 3,781,805.19 × 838,285
  4. Step 4: Simplify right side
    2,521,181.50x = 3,170,230,563,699.15
  5. Step 5: Solve for x
    x = 3,170,230,563,699.15/2,521,181.50
  6. Step 6: Final answer
    x = 1,257,438.45

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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.