Home / 2,857,863.06-3,942,057.08-1,695,486.38

Finding the Fourth Proportional to 2,857,863.06, 3,942,057.08 and 1,695,486.38

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Solution

The fourth proportional to 2,857,863.06, 3,942,057.08 and 1,695,486.38 is: 2,338,706.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,863.06 : 3,942,057.08 = 1,695,486.38 : x
  2. Step 2: Convert to fraction form
    2,857,863.06/3,942,057.08 = 1,695,486.38/x
  3. Step 3: Cross multiply
    2,857,863.06x = 3,942,057.08 × 1,695,486.38
  4. Step 4: Simplify right side
    2,857,863.06x = 6,683,704,088,322.57
  5. Step 5: Solve for x
    x = 6,683,704,088,322.57/2,857,863.06
  6. Step 6: Final answer
    x = 2,338,706.91

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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.