Home / 1,644,250.03-2,268,435.12-999,434.95

Finding the Fourth Proportional to 1,644,250.03, 2,268,435.12 and 999,434.95

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Solution

The fourth proportional to 1,644,250.03, 2,268,435.12 and 999,434.95 is: 1,378,837.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,250.03 : 2,268,435.12 = 999,434.95 : x
  2. Step 2: Convert to fraction form
    1,644,250.03/2,268,435.12 = 999,434.95/x
  3. Step 3: Cross multiply
    1,644,250.03x = 2,268,435.12 × 999,434.95
  4. Step 4: Simplify right side
    1,644,250.03x = 2,267,153,340,735.44
  5. Step 5: Solve for x
    x = 2,267,153,340,735.44/1,644,250.03
  6. Step 6: Final answer
    x = 1,378,837.34

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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.