Home / 2,727,689.91-4,091,386.56-834,431.34

Finding the Fourth Proportional to 2,727,689.91, 4,091,386.56 and 834,431.34

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Solution

The fourth proportional to 2,727,689.91, 4,091,386.56 and 834,431.34 is: 1,251,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727,689.91 : 4,091,386.56 = 834,431.34 : x
  2. Step 2: Convert to fraction form
    2,727,689.91/4,091,386.56 = 834,431.34/x
  3. Step 3: Cross multiply
    2,727,689.91x = 4,091,386.56 × 834,431.34
  4. Step 4: Simplify right side
    2,727,689.91x = 3,413,981,169,718.79
  5. Step 5: Solve for x
    x = 3,413,981,169,718.79/2,727,689.91
  6. Step 6: Final answer
    x = 1,251,601.64

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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.