Home / 2,521,237.34-3,781,888.77-838,340.78

Finding the Fourth Proportional to 2,521,237.34, 3,781,888.77 and 838,340.78

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Solution

The fourth proportional to 2,521,237.34, 3,781,888.77 and 838,340.78 is: 1,257,522.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,237.34 : 3,781,888.77 = 838,340.78 : x
  2. Step 2: Convert to fraction form
    2,521,237.34/3,781,888.77 = 838,340.78/x
  3. Step 3: Cross multiply
    2,521,237.34x = 3,781,888.77 × 838,340.78
  4. Step 4: Simplify right side
    2,521,237.34x = 3,170,511,581,315.04
  5. Step 5: Solve for x
    x = 3,170,511,581,315.04/2,521,237.34
  6. Step 6: Final answer
    x = 1,257,522.06

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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.