Home / 2,215,179-3,056,948.64-1,196,583.75

Finding the Fourth Proportional to 2,215,179, 3,056,948.64 and 1,196,583.75

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Solution

The fourth proportional to 2,215,179, 3,056,948.64 and 1,196,583.75 is: 1,651,286.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,179 : 3,056,948.64 = 1,196,583.75 : x
  2. Step 2: Convert to fraction form
    2,215,179/3,056,948.64 = 1,196,583.75/x
  3. Step 3: Cross multiply
    2,215,179x = 3,056,948.64 × 1,196,583.75
  4. Step 4: Simplify right side
    2,215,179x = 3,657,895,067,208.60
  5. Step 5: Solve for x
    x = 3,657,895,067,208.60/2,215,179
  6. Step 6: Final answer
    x = 1,651,286.45

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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.