Home / 2,763,147.84-4,144,358.88-869,899.20

Finding the Fourth Proportional to 2,763,147.84, 4,144,358.88 and 869,899.20

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Solution

The fourth proportional to 2,763,147.84, 4,144,358.88 and 869,899.20 is: 1,304,734.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,147.84 : 4,144,358.88 = 869,899.20 : x
  2. Step 2: Convert to fraction form
    2,763,147.84/4,144,358.88 = 869,899.20/x
  3. Step 3: Cross multiply
    2,763,147.84x = 4,144,358.88 × 869,899.20
  4. Step 4: Simplify right side
    2,763,147.84x = 3,605,174,474,224.90
  5. Step 5: Solve for x
    x = 3,605,174,474,224.90/2,763,147.84
  6. Step 6: Final answer
    x = 1,304,734.56

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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.