Home / 1,071,822.24-1,606,510.26-431,716.04

Finding the Fourth Proportional to 1,071,822.24, 1,606,510.26 and 431,716.04

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Solution

The fourth proportional to 1,071,822.24, 1,606,510.26 and 431,716.04 is: 647,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,822.24 : 1,606,510.26 = 431,716.04 : x
  2. Step 2: Convert to fraction form
    1,071,822.24/1,606,510.26 = 431,716.04/x
  3. Step 3: Cross multiply
    1,071,822.24x = 1,606,510.26 × 431,716.04
  4. Step 4: Simplify right side
    1,071,822.24x = 693,556,254,695.05
  5. Step 5: Solve for x
    x = 693,556,254,695.05/1,071,822.24
  6. Step 6: Final answer
    x = 647,081.42

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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.