Home / 1,816,839.72-2,507,434.92-1,001,125.44

Finding the Fourth Proportional to 1,816,839.72, 2,507,434.92 and 1,001,125.44

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Solution

The fourth proportional to 1,816,839.72, 2,507,434.92 and 1,001,125.44 is: 1,381,661.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,839.72 : 2,507,434.92 = 1,001,125.44 : x
  2. Step 2: Convert to fraction form
    1,816,839.72/2,507,434.92 = 1,001,125.44/x
  3. Step 3: Cross multiply
    1,816,839.72x = 2,507,434.92 × 1,001,125.44
  4. Step 4: Simplify right side
    1,816,839.72x = 2,510,256,887,556.36
  5. Step 5: Solve for x
    x = 2,510,256,887,556.36/1,816,839.72
  6. Step 6: Final answer
    x = 1,381,661.17

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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.