Home / 1,199,506.02-1,799,351.97-400,790.38

Finding the Fourth Proportional to 1,199,506.02, 1,799,351.97 and 400,790.38

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Solution

The fourth proportional to 1,199,506.02, 1,799,351.97 and 400,790.38 is: 601,216.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,506.02 : 1,799,351.97 = 400,790.38 : x
  2. Step 2: Convert to fraction form
    1,199,506.02/1,799,351.97 = 400,790.38/x
  3. Step 3: Cross multiply
    1,199,506.02x = 1,799,351.97 × 400,790.38
  4. Step 4: Simplify right side
    1,199,506.02x = 721,162,959,436.94
  5. Step 5: Solve for x
    x = 721,162,959,436.94/1,199,506.02
  6. Step 6: Final answer
    x = 601,216.63

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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.