Home / 1,904,982.92-2,628,951.62-1,045,572.20

Finding the Fourth Proportional to 1,904,982.92, 2,628,951.62 and 1,045,572.20

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Solution

The fourth proportional to 1,904,982.92, 2,628,951.62 and 1,045,572.20 is: 1,442,930.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,982.92 : 2,628,951.62 = 1,045,572.20 : x
  2. Step 2: Convert to fraction form
    1,904,982.92/2,628,951.62 = 1,045,572.20/x
  3. Step 3: Cross multiply
    1,904,982.92x = 2,628,951.62 × 1,045,572.20
  4. Step 4: Simplify right side
    1,904,982.92x = 2,748,758,729,016.96
  5. Step 5: Solve for x
    x = 2,748,758,729,016.96/1,904,982.92
  6. Step 6: Final answer
    x = 1,442,930.91

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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.