Home / 1,322,467.73-1,983,888.41-423,699.23

Finding the Fourth Proportional to 1,322,467.73, 1,983,888.41 and 423,699.23

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Solution

The fourth proportional to 1,322,467.73, 1,983,888.41 and 423,699.23 is: 635,608.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,467.73 : 1,983,888.41 = 423,699.23 : x
  2. Step 2: Convert to fraction form
    1,322,467.73/1,983,888.41 = 423,699.23/x
  3. Step 3: Cross multiply
    1,322,467.73x = 1,983,888.41 × 423,699.23
  4. Step 4: Simplify right side
    1,322,467.73x = 840,571,979,684.99
  5. Step 5: Solve for x
    x = 840,571,979,684.99/1,322,467.73
  6. Step 6: Final answer
    x = 635,608.69

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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.