Home / 1,379,608.81-1,902,231.54-944,236.24

Finding the Fourth Proportional to 1,379,608.81, 1,902,231.54 and 944,236.24

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Solution

The fourth proportional to 1,379,608.81, 1,902,231.54 and 944,236.24 is: 1,301,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,608.81 : 1,902,231.54 = 944,236.24 : x
  2. Step 2: Convert to fraction form
    1,379,608.81/1,902,231.54 = 944,236.24/x
  3. Step 3: Cross multiply
    1,379,608.81x = 1,902,231.54 × 944,236.24
  4. Step 4: Simplify right side
    1,379,608.81x = 1,796,155,952,183.43
  5. Step 5: Solve for x
    x = 1,796,155,952,183.43/1,379,608.81
  6. Step 6: Final answer
    x = 1,301,931.35

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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.