Home / 3,860,642.46-5,328,147.15-2,229,447.18

Finding the Fourth Proportional to 3,860,642.46, 5,328,147.15 and 2,229,447.18

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Solution

The fourth proportional to 3,860,642.46, 5,328,147.15 and 2,229,447.18 is: 3,076,903.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,642.46 : 5,328,147.15 = 2,229,447.18 : x
  2. Step 2: Convert to fraction form
    3,860,642.46/5,328,147.15 = 2,229,447.18/x
  3. Step 3: Cross multiply
    3,860,642.46x = 5,328,147.15 × 2,229,447.18
  4. Step 4: Simplify right side
    3,860,642.46x = 11,878,822,638,192.54
  5. Step 5: Solve for x
    x = 11,878,822,638,192.54/3,860,642.46
  6. Step 6: Final answer
    x = 3,076,903.07

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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.