Home / 1,511,810.28-2,086,298.28-832,746.78

Finding the Fourth Proportional to 1,511,810.28, 2,086,298.28 and 832,746.78

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Solution

The fourth proportional to 1,511,810.28, 2,086,298.28 and 832,746.78 is: 1,149,190.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,810.28 : 2,086,298.28 = 832,746.78 : x
  2. Step 2: Convert to fraction form
    1,511,810.28/2,086,298.28 = 832,746.78/x
  3. Step 3: Cross multiply
    1,511,810.28x = 2,086,298.28 × 832,746.78
  4. Step 4: Simplify right side
    1,511,810.28x = 1,737,358,174,789.54
  5. Step 5: Solve for x
    x = 1,737,358,174,789.54/1,511,810.28
  6. Step 6: Final answer
    x = 1,149,190.61

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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.