Home / 2,857,705.13-3,943,683.97-1,568,665.46

Finding the Fourth Proportional to 2,857,705.13, 3,943,683.97 and 1,568,665.46

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Solution

The fourth proportional to 2,857,705.13, 3,943,683.97 and 1,568,665.46 is: 2,164,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,705.13 : 3,943,683.97 = 1,568,665.46 : x
  2. Step 2: Convert to fraction form
    2,857,705.13/3,943,683.97 = 1,568,665.46/x
  3. Step 3: Cross multiply
    2,857,705.13x = 3,943,683.97 × 1,568,665.46
  4. Step 4: Simplify right side
    2,857,705.13x = 6,186,320,805,254.59
  5. Step 5: Solve for x
    x = 6,186,320,805,254.59/2,857,705.13
  6. Step 6: Final answer
    x = 2,164,786.27

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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.