Home / 2,039,605.97-2,814,661.85-1,121,929.16

Finding the Fourth Proportional to 2,039,605.97, 2,814,661.85 and 1,121,929.16

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Solution

The fourth proportional to 2,039,605.97, 2,814,661.85 and 1,121,929.16 is: 1,548,265.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,605.97 : 2,814,661.85 = 1,121,929.16 : x
  2. Step 2: Convert to fraction form
    2,039,605.97/2,814,661.85 = 1,121,929.16/x
  3. Step 3: Cross multiply
    2,039,605.97x = 2,814,661.85 × 1,121,929.16
  4. Step 4: Simplify right side
    2,039,605.97x = 3,157,851,185,371.59
  5. Step 5: Solve for x
    x = 3,157,851,185,371.59/2,039,605.97
  6. Step 6: Final answer
    x = 1,548,265.32

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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.