Home / 2,521,225.12-3,781,870.62-838,328.80

Finding the Fourth Proportional to 2,521,225.12, 3,781,870.62 and 838,328.80

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Solution

The fourth proportional to 2,521,225.12, 3,781,870.62 and 838,328.80 is: 1,257,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,225.12 : 3,781,870.62 = 838,328.80 : x
  2. Step 2: Convert to fraction form
    2,521,225.12/3,781,870.62 = 838,328.80/x
  3. Step 3: Cross multiply
    2,521,225.12x = 3,781,870.62 × 838,328.80
  4. Step 4: Simplify right side
    2,521,225.12x = 3,170,451,058,619.86
  5. Step 5: Solve for x
    x = 3,170,451,058,619.86/2,521,225.12
  6. Step 6: Final answer
    x = 1,257,504.15

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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.