Home / 1,631,993.54-2,252,106.31-906,822.63

Finding the Fourth Proportional to 1,631,993.54, 2,252,106.31 and 906,822.63

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Solution

The fourth proportional to 1,631,993.54, 2,252,106.31 and 906,822.63 is: 1,251,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,993.54 : 2,252,106.31 = 906,822.63 : x
  2. Step 2: Convert to fraction form
    1,631,993.54/2,252,106.31 = 906,822.63/x
  3. Step 3: Cross multiply
    1,631,993.54x = 2,252,106.31 × 906,822.63
  4. Step 4: Simplify right side
    1,631,993.54x = 2,042,260,967,073.80
  5. Step 5: Solve for x
    x = 2,042,260,967,073.80/1,631,993.54
  6. Step 6: Final answer
    x = 1,251,390.35

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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.