Home / 4,860,028.20-7,290,042.30-2,946,840.60

Finding the Fourth Proportional to 4,860,028.20, 7,290,042.30 and 2,946,840.60

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Solution

The fourth proportional to 4,860,028.20, 7,290,042.30 and 2,946,840.60 is: 4,420,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860,028.20 : 7,290,042.30 = 2,946,840.60 : x
  2. Step 2: Convert to fraction form
    4,860,028.20/7,290,042.30 = 2,946,840.60/x
  3. Step 3: Cross multiply
    4,860,028.20x = 7,290,042.30 × 2,946,840.60
  4. Step 4: Simplify right side
    4,860,028.20x = 21,482,592,625,357.38
  5. Step 5: Solve for x
    x = 21,482,592,625,357.38/4,860,028.20
  6. Step 6: Final answer
    x = 4,420,260.90

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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.