Home / 1,094,940.30-1,641,292.65-739,990.20

Finding the Fourth Proportional to 1,094,940.30, 1,641,292.65 and 739,990.20

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Solution

The fourth proportional to 1,094,940.30, 1,641,292.65 and 739,990.20 is: 1,109,229.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,940.30 : 1,641,292.65 = 739,990.20 : x
  2. Step 2: Convert to fraction form
    1,094,940.30/1,641,292.65 = 739,990.20/x
  3. Step 3: Cross multiply
    1,094,940.30x = 1,641,292.65 × 739,990.20
  4. Step 4: Simplify right side
    1,094,940.30x = 1,214,540,476,332.03
  5. Step 5: Solve for x
    x = 1,214,540,476,332.03/1,094,940.30
  6. Step 6: Final answer
    x = 1,109,229.86

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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.