Home / 1,812,046.26-2,500,640.01-985,121.51

Finding the Fourth Proportional to 1,812,046.26, 2,500,640.01 and 985,121.51

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Solution

The fourth proportional to 1,812,046.26, 2,500,640.01 and 985,121.51 is: 1,359,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,046.26 : 2,500,640.01 = 985,121.51 : x
  2. Step 2: Convert to fraction form
    1,812,046.26/2,500,640.01 = 985,121.51/x
  3. Step 3: Cross multiply
    1,812,046.26x = 2,500,640.01 × 985,121.51
  4. Step 4: Simplify right side
    1,812,046.26x = 2,463,434,250,114.42
  5. Step 5: Solve for x
    x = 2,463,434,250,114.42/1,812,046.26
  6. Step 6: Final answer
    x = 1,359,476.47

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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.