Home / 2,187,529.80-3,280,310.55-839,244.30

Finding the Fourth Proportional to 2,187,529.80, 3,280,310.55 and 839,244.30

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Solution

The fourth proportional to 2,187,529.80, 3,280,310.55 and 839,244.30 is: 1,258,488.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,529.80 : 3,280,310.55 = 839,244.30 : x
  2. Step 2: Convert to fraction form
    2,187,529.80/3,280,310.55 = 839,244.30/x
  3. Step 3: Cross multiply
    2,187,529.80x = 3,280,310.55 × 839,244.30
  4. Step 4: Simplify right side
    2,187,529.80x = 2,752,981,931,317.37
  5. Step 5: Solve for x
    x = 2,752,981,931,317.37/2,187,529.80
  6. Step 6: Final answer
    x = 1,258,488.88

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1.5x scale

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.