Home / 2,870,334.66-4,305,394.33-711,366.87

Finding the Fourth Proportional to 2,870,334.66, 4,305,394.33 and 711,366.87

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Solution

The fourth proportional to 2,870,334.66, 4,305,394.33 and 711,366.87 is: 1,067,023.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,334.66 : 4,305,394.33 = 711,366.87 : x
  2. Step 2: Convert to fraction form
    2,870,334.66/4,305,394.33 = 711,366.87/x
  3. Step 3: Cross multiply
    2,870,334.66x = 4,305,394.33 × 711,366.87
  4. Step 4: Simplify right side
    2,870,334.66x = 3,062,714,907,016.10
  5. Step 5: Solve for x
    x = 3,062,714,907,016.10/2,870,334.66
  6. Step 6: Final answer
    x = 1,067,023.63

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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.