Home / 5,274,645-7,279,010.10-2,860,197

Finding the Fourth Proportional to 5,274,645, 7,279,010.10 and 2,860,197

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Solution

The fourth proportional to 5,274,645, 7,279,010.10 and 2,860,197 is: 3,947,071.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274,645 : 7,279,010.10 = 2,860,197 : x
  2. Step 2: Convert to fraction form
    5,274,645/7,279,010.10 = 2,860,197/x
  3. Step 3: Cross multiply
    5,274,645x = 7,279,010.10 × 2,860,197
  4. Step 4: Simplify right side
    5,274,645x = 20,819,402,850,989.70
  5. Step 5: Solve for x
    x = 20,819,402,850,989.70/5,274,645
  6. Step 6: Final answer
    x = 3,947,071.86

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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.