Home / 1,799,271.27-2,699,379.59-646,634.24

Finding the Fourth Proportional to 1,799,271.27, 2,699,379.59 and 646,634.24

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Solution

The fourth proportional to 1,799,271.27, 2,699,379.59 and 646,634.24 is: 970,121.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,271.27 : 2,699,379.59 = 646,634.24 : x
  2. Step 2: Convert to fraction form
    1,799,271.27/2,699,379.59 = 646,634.24/x
  3. Step 3: Cross multiply
    1,799,271.27x = 2,699,379.59 × 646,634.24
  4. Step 4: Simplify right side
    1,799,271.27x = 1,745,511,252,921.09
  5. Step 5: Solve for x
    x = 1,745,511,252,921.09/1,799,271.27
  6. Step 6: Final answer
    x = 970,121.23

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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.