Home / 2,186,449.49-3,017,435.47-1,206,383.72

Finding the Fourth Proportional to 2,186,449.49, 3,017,435.47 and 1,206,383.72

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Solution

The fourth proportional to 2,186,449.49, 3,017,435.47 and 1,206,383.72 is: 1,664,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,449.49 : 3,017,435.47 = 1,206,383.72 : x
  2. Step 2: Convert to fraction form
    2,186,449.49/3,017,435.47 = 1,206,383.72/x
  3. Step 3: Cross multiply
    2,186,449.49x = 3,017,435.47 × 1,206,383.72
  4. Step 4: Simplify right side
    2,186,449.49x = 3,640,185,009,055.41
  5. Step 5: Solve for x
    x = 3,640,185,009,055.41/2,186,449.49
  6. Step 6: Final answer
    x = 1,664,884.11

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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.