Home / 1,644,251.04-2,268,436.50-999,435.96

Finding the Fourth Proportional to 1,644,251.04, 2,268,436.50 and 999,435.96

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Solution

The fourth proportional to 1,644,251.04, 2,268,436.50 and 999,435.96 is: 1,378,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,251.04 : 2,268,436.50 = 999,435.96 : x
  2. Step 2: Convert to fraction form
    1,644,251.04/2,268,436.50 = 999,435.96/x
  3. Step 3: Cross multiply
    1,644,251.04x = 2,268,436.50 × 999,435.96
  4. Step 4: Simplify right side
    1,644,251.04x = 2,267,157,011,076.54
  5. Step 5: Solve for x
    x = 2,267,157,011,076.54/1,644,251.04
  6. Step 6: Final answer
    x = 1,378,838.73

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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.