Home / 5,420,859.90-7,480,651.89-3,097,605

Finding the Fourth Proportional to 5,420,859.90, 7,480,651.89 and 3,097,605

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Solution

The fourth proportional to 5,420,859.90, 7,480,651.89 and 3,097,605 is: 4,274,617.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,859.90 : 7,480,651.89 = 3,097,605 : x
  2. Step 2: Convert to fraction form
    5,420,859.90/7,480,651.89 = 3,097,605/x
  3. Step 3: Cross multiply
    5,420,859.90x = 7,480,651.89 × 3,097,605
  4. Step 4: Simplify right side
    5,420,859.90x = 23,172,104,697,723.45
  5. Step 5: Solve for x
    x = 23,172,104,697,723.45/5,420,859.90
  6. Step 6: Final answer
    x = 4,274,617.89

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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.