Home / 2,088,017.80-3,132,318.30-889,930.60

Finding the Fourth Proportional to 2,088,017.80, 3,132,318.30 and 889,930.60

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Solution

The fourth proportional to 2,088,017.80, 3,132,318.30 and 889,930.60 is: 1,335,020.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,017.80 : 3,132,318.30 = 889,930.60 : x
  2. Step 2: Convert to fraction form
    2,088,017.80/3,132,318.30 = 889,930.60/x
  3. Step 3: Cross multiply
    2,088,017.80x = 3,132,318.30 × 889,930.60
  4. Step 4: Simplify right side
    2,088,017.80x = 2,787,545,904,109.98
  5. Step 5: Solve for x
    x = 2,787,545,904,109.98/2,088,017.80
  6. Step 6: Final answer
    x = 1,335,020.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.