Home / 3,145,622.20-4,721,981.10-2,082,740.20

Finding the Fourth Proportional to 3,145,622.20, 4,721,981.10 and 2,082,740.20

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Solution

The fourth proportional to 3,145,622.20, 4,721,981.10 and 2,082,740.20 is: 3,126,459.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,622.20 : 4,721,981.10 = 2,082,740.20 : x
  2. Step 2: Convert to fraction form
    3,145,622.20/4,721,981.10 = 2,082,740.20/x
  3. Step 3: Cross multiply
    3,145,622.20x = 4,721,981.10 × 2,082,740.20
  4. Step 4: Simplify right side
    3,145,622.20x = 9,834,659,860,610.22
  5. Step 5: Solve for x
    x = 9,834,659,860,610.22/3,145,622.20
  6. Step 6: Final answer
    x = 3,126,459.33

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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.