Home / 1,616,237.82-2,228,089.80-1,271,474.46

Finding the Fourth Proportional to 1,616,237.82, 2,228,089.80 and 1,271,474.46

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Solution

The fourth proportional to 1,616,237.82, 2,228,089.80 and 1,271,474.46 is: 1,752,810.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,237.82 : 2,228,089.80 = 1,271,474.46 : x
  2. Step 2: Convert to fraction form
    1,616,237.82/2,228,089.80 = 1,271,474.46/x
  3. Step 3: Cross multiply
    1,616,237.82x = 2,228,089.80 × 1,271,474.46
  4. Step 4: Simplify right side
    1,616,237.82x = 2,832,959,275,286.51
  5. Step 5: Solve for x
    x = 2,832,959,275,286.51/1,616,237.82
  6. Step 6: Final answer
    x = 1,752,810.90

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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.