Home / 1,691,136.32-2,333,767.44-927,173.60

Finding the Fourth Proportional to 1,691,136.32, 2,333,767.44 and 927,173.60

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Solution

The fourth proportional to 1,691,136.32, 2,333,767.44 and 927,173.60 is: 1,279,499.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,136.32 : 2,333,767.44 = 927,173.60 : x
  2. Step 2: Convert to fraction form
    1,691,136.32/2,333,767.44 = 927,173.60/x
  3. Step 3: Cross multiply
    1,691,136.32x = 2,333,767.44 × 927,173.60
  4. Step 4: Simplify right side
    1,691,136.32x = 2,163,807,558,907.58
  5. Step 5: Solve for x
    x = 2,163,807,558,907.58/1,691,136.32
  6. Step 6: Final answer
    x = 1,279,499.19

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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.