Home / 3,042,847.68-4,199,115.36-1,647,410.40

Finding the Fourth Proportional to 3,042,847.68, 4,199,115.36 and 1,647,410.40

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Solution

The fourth proportional to 3,042,847.68, 4,199,115.36 and 1,647,410.40 is: 2,273,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,847.68 : 4,199,115.36 = 1,647,410.40 : x
  2. Step 2: Convert to fraction form
    3,042,847.68/4,199,115.36 = 1,647,410.40/x
  3. Step 3: Cross multiply
    3,042,847.68x = 4,199,115.36 × 1,647,410.40
  4. Step 4: Simplify right side
    3,042,847.68x = 6,917,666,314,863.74
  5. Step 5: Solve for x
    x = 6,917,666,314,863.74/3,042,847.68
  6. Step 6: Final answer
    x = 2,273,418.53

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1.5x scale

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.