Home / 1,194,149.40-1,646,185.32-907,171.44

Finding the Fourth Proportional to 1,194,149.40, 1,646,185.32 and 907,171.44

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Solution

The fourth proportional to 1,194,149.40, 1,646,185.32 and 907,171.44 is: 1,250,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,149.40 : 1,646,185.32 = 907,171.44 : x
  2. Step 2: Convert to fraction form
    1,194,149.40/1,646,185.32 = 907,171.44/x
  3. Step 3: Cross multiply
    1,194,149.40x = 1,646,185.32 × 907,171.44
  4. Step 4: Simplify right side
    1,194,149.40x = 1,493,372,307,251.26
  5. Step 5: Solve for x
    x = 1,493,372,307,251.26/1,194,149.40
  6. Step 6: Final answer
    x = 1,250,574.10

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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.