Home / 1,850,067.83-2,774,720.36-712,439.57

Finding the Fourth Proportional to 1,850,067.83, 2,774,720.36 and 712,439.57

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Solution

The fourth proportional to 1,850,067.83, 2,774,720.36 and 712,439.57 is: 1,068,512.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,067.83 : 2,774,720.36 = 712,439.57 : x
  2. Step 2: Convert to fraction form
    1,850,067.83/2,774,720.36 = 712,439.57/x
  3. Step 3: Cross multiply
    1,850,067.83x = 2,774,720.36 × 712,439.57
  4. Step 4: Simplify right side
    1,850,067.83x = 1,976,820,568,056.14
  5. Step 5: Solve for x
    x = 1,976,820,568,056.14/1,850,067.83
  6. Step 6: Final answer
    x = 1,068,512.48

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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.