Home / 1,222,876.04-1,826,079.19-998,681.20

Finding the Fourth Proportional to 1,222,876.04, 1,826,079.19 and 998,681.20

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Solution

The fourth proportional to 1,222,876.04, 1,826,079.19 and 998,681.20 is: 1,491,296.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,876.04 : 1,826,079.19 = 998,681.20 : x
  2. Step 2: Convert to fraction form
    1,222,876.04/1,826,079.19 = 998,681.20/x
  3. Step 3: Cross multiply
    1,222,876.04x = 1,826,079.19 × 998,681.20
  4. Step 4: Simplify right side
    1,222,876.04x = 1,823,670,949,702.33
  5. Step 5: Solve for x
    x = 1,823,670,949,702.33/1,222,876.04
  6. Step 6: Final answer
    x = 1,491,296.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.