Home / 3,117,797.70-4,676,696.55-1,769,439.30

Finding the Fourth Proportional to 3,117,797.70, 4,676,696.55 and 1,769,439.30

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Solution

The fourth proportional to 3,117,797.70, 4,676,696.55 and 1,769,439.30 is: 2,654,158.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,797.70 : 4,676,696.55 = 1,769,439.30 : x
  2. Step 2: Convert to fraction form
    3,117,797.70/4,676,696.55 = 1,769,439.30/x
  3. Step 3: Cross multiply
    3,117,797.70x = 4,676,696.55 × 1,769,439.30
  4. Step 4: Simplify right side
    3,117,797.70x = 8,275,130,669,744.42
  5. Step 5: Solve for x
    x = 8,275,130,669,744.42/3,117,797.70
  6. Step 6: Final answer
    x = 2,654,158.95

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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.