Home / 2,857,705.75-3,943,684.83-1,568,666.08

Finding the Fourth Proportional to 2,857,705.75, 3,943,684.83 and 1,568,666.08

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Solution

The fourth proportional to 2,857,705.75, 3,943,684.83 and 1,568,666.08 is: 2,164,787.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,705.75 : 3,943,684.83 = 1,568,666.08 : x
  2. Step 2: Convert to fraction form
    2,857,705.75/3,943,684.83 = 1,568,666.08/x
  3. Step 3: Cross multiply
    2,857,705.75x = 3,943,684.83 × 1,568,666.08
  4. Step 4: Simplify right side
    2,857,705.75x = 6,186,324,623,031.57
  5. Step 5: Solve for x
    x = 6,186,324,623,031.57/2,857,705.75
  6. Step 6: Final answer
    x = 2,164,787.13

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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.