Home / 3,082,982.80-4,624,474.20-839,117.20

Finding the Fourth Proportional to 3,082,982.80, 4,624,474.20 and 839,117.20

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Solution

The fourth proportional to 3,082,982.80, 4,624,474.20 and 839,117.20 is: 1,258,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082,982.80 : 4,624,474.20 = 839,117.20 : x
  2. Step 2: Convert to fraction form
    3,082,982.80/4,624,474.20 = 839,117.20/x
  3. Step 3: Cross multiply
    3,082,982.80x = 4,624,474.20 × 839,117.20
  4. Step 4: Simplify right side
    3,082,982.80x = 3,880,475,842,176.24
  5. Step 5: Solve for x
    x = 3,880,475,842,176.24/3,082,982.80
  6. Step 6: Final answer
    x = 1,258,675.80

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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.