Home / 2,870,170.53-3,961,115.39-2,143,758.48

Finding the Fourth Proportional to 2,870,170.53, 3,961,115.39 and 2,143,758.48

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Solution

The fourth proportional to 2,870,170.53, 3,961,115.39 and 2,143,758.48 is: 2,958,595.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,170.53 : 3,961,115.39 = 2,143,758.48 : x
  2. Step 2: Convert to fraction form
    2,870,170.53/3,961,115.39 = 2,143,758.48/x
  3. Step 3: Cross multiply
    2,870,170.53x = 3,961,115.39 × 2,143,758.48
  4. Step 4: Simplify right side
    2,870,170.53x = 8,491,674,696,852.21
  5. Step 5: Solve for x
    x = 8,491,674,696,852.21/2,870,170.53
  6. Step 6: Final answer
    x = 2,958,595.88

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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.