Home / 1,619,631-2,235,090.96-940,611.24

Finding the Fourth Proportional to 1,619,631, 2,235,090.96 and 940,611.24

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Solution

The fourth proportional to 1,619,631, 2,235,090.96 and 940,611.24 is: 1,298,043.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,631 : 2,235,090.96 = 940,611.24 : x
  2. Step 2: Convert to fraction form
    1,619,631/2,235,090.96 = 940,611.24/x
  3. Step 3: Cross multiply
    1,619,631x = 2,235,090.96 × 940,611.24
  4. Step 4: Simplify right side
    1,619,631x = 2,102,351,679,398.39
  5. Step 5: Solve for x
    x = 2,102,351,679,398.39/1,619,631
  6. Step 6: Final answer
    x = 1,298,043.62

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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.