Home / 1,644,255.03-2,268,442.02-999,439.95

Finding the Fourth Proportional to 1,644,255.03, 2,268,442.02 and 999,439.95

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Solution

The fourth proportional to 1,644,255.03, 2,268,442.02 and 999,439.95 is: 1,378,844.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,255.03 : 2,268,442.02 = 999,439.95 : x
  2. Step 2: Convert to fraction form
    1,644,255.03/2,268,442.02 = 999,439.95/x
  3. Step 3: Cross multiply
    1,644,255.03x = 2,268,442.02 × 999,439.95
  4. Step 4: Simplify right side
    1,644,255.03x = 2,267,171,579,046.70
  5. Step 5: Solve for x
    x = 2,267,171,579,046.70/1,644,255.03
  6. Step 6: Final answer
    x = 1,378,844.24

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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.