Home / 2,568,746.80-3,853,897.62-971,799.40

Finding the Fourth Proportional to 2,568,746.80, 3,853,897.62 and 971,799.40

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Solution

The fourth proportional to 2,568,746.80, 3,853,897.62 and 971,799.40 is: 1,457,993.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,746.80 : 3,853,897.62 = 971,799.40 : x
  2. Step 2: Convert to fraction form
    2,568,746.80/3,853,897.62 = 971,799.40/x
  3. Step 3: Cross multiply
    2,568,746.80x = 3,853,897.62 × 971,799.40
  4. Step 4: Simplify right side
    2,568,746.80x = 3,745,215,394,777.43
  5. Step 5: Solve for x
    x = 3,745,215,394,777.43/2,568,746.80
  6. Step 6: Final answer
    x = 1,457,993.21

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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.