Home / 1,805,836.53-2,491,988.27-990,022.31

Finding the Fourth Proportional to 1,805,836.53, 2,491,988.27 and 990,022.31

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Solution

The fourth proportional to 1,805,836.53, 2,491,988.27 and 990,022.31 is: 1,366,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,836.53 : 2,491,988.27 = 990,022.31 : x
  2. Step 2: Convert to fraction form
    1,805,836.53/2,491,988.27 = 990,022.31/x
  3. Step 3: Cross multiply
    1,805,836.53x = 2,491,988.27 × 990,022.31
  4. Step 4: Simplify right side
    1,805,836.53x = 2,467,123,971,098.36
  5. Step 5: Solve for x
    x = 2,467,123,971,098.36/1,805,836.53
  6. Step 6: Final answer
    x = 1,366,194.52

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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.