Home / 1,382,899.08-2,074,653.29-423,361.94

Finding the Fourth Proportional to 1,382,899.08, 2,074,653.29 and 423,361.94

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Solution

The fourth proportional to 1,382,899.08, 2,074,653.29 and 423,361.94 is: 635,136.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,899.08 : 2,074,653.29 = 423,361.94 : x
  2. Step 2: Convert to fraction form
    1,382,899.08/2,074,653.29 = 423,361.94/x
  3. Step 3: Cross multiply
    1,382,899.08x = 2,074,653.29 × 423,361.94
  4. Step 4: Simplify right side
    1,382,899.08x = 878,329,247,926.82
  5. Step 5: Solve for x
    x = 878,329,247,926.82/1,382,899.08
  6. Step 6: Final answer
    x = 635,136.19

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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.