Home / 1,066,093.80-1,597,067.10-644,116.20

Finding the Fourth Proportional to 1,066,093.80, 1,597,067.10 and 644,116.20

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Solution

The fourth proportional to 1,066,093.80, 1,597,067.10 and 644,116.20 is: 964,921.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,093.80 : 1,597,067.10 = 644,116.20 : x
  2. Step 2: Convert to fraction form
    1,066,093.80/1,597,067.10 = 644,116.20/x
  3. Step 3: Cross multiply
    1,066,093.80x = 1,597,067.10 × 644,116.20
  4. Step 4: Simplify right side
    1,066,093.80x = 1,028,696,791,597.02
  5. Step 5: Solve for x
    x = 1,028,696,791,597.02/1,066,093.80
  6. Step 6: Final answer
    x = 964,921.47

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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.