Home / 1,322,227.64-1,983,388.17-423,552.62

Finding the Fourth Proportional to 1,322,227.64, 1,983,388.17 and 423,552.62

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Solution

The fourth proportional to 1,322,227.64, 1,983,388.17 and 423,552.62 is: 635,343.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,227.64 : 1,983,388.17 = 423,552.62 : x
  2. Step 2: Convert to fraction form
    1,322,227.64/1,983,388.17 = 423,552.62/x
  3. Step 3: Cross multiply
    1,322,227.64x = 1,983,388.17 × 423,552.62
  4. Step 4: Simplify right side
    1,322,227.64x = 840,069,255,880.51
  5. Step 5: Solve for x
    x = 840,069,255,880.51/1,322,227.64
  6. Step 6: Final answer
    x = 635,343.89

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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.