Home / 2,556,477.12-3,529,216.68-1,589,918.88

Finding the Fourth Proportional to 2,556,477.12, 3,529,216.68 and 1,589,918.88

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Solution

The fourth proportional to 2,556,477.12, 3,529,216.68 and 1,589,918.88 is: 2,194,883.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,477.12 : 3,529,216.68 = 1,589,918.88 : x
  2. Step 2: Convert to fraction form
    2,556,477.12/3,529,216.68 = 1,589,918.88/x
  3. Step 3: Cross multiply
    2,556,477.12x = 3,529,216.68 × 1,589,918.88
  4. Step 4: Simplify right side
    2,556,477.12x = 5,611,168,231,142.92
  5. Step 5: Solve for x
    x = 5,611,168,231,142.92/2,556,477.12
  6. Step 6: Final answer
    x = 2,194,883.02

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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.