Home / 1,644,248.66-2,268,433.22-999,433.58

Finding the Fourth Proportional to 1,644,248.66, 2,268,433.22 and 999,433.58

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Solution

The fourth proportional to 1,644,248.66, 2,268,433.22 and 999,433.58 is: 1,378,835.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,248.66 : 2,268,433.22 = 999,433.58 : x
  2. Step 2: Convert to fraction form
    1,644,248.66/2,268,433.22 = 999,433.58/x
  3. Step 3: Cross multiply
    1,644,248.66x = 2,268,433.22 × 999,433.58
  4. Step 4: Simplify right side
    1,644,248.66x = 2,267,148,317,716.19
  5. Step 5: Solve for x
    x = 2,267,148,317,716.19/1,644,248.66
  6. Step 6: Final answer
    x = 1,378,835.44

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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.