Home / 1,556,662.28-2,334,800.18-419,513.44

Finding the Fourth Proportional to 1,556,662.28, 2,334,800.18 and 419,513.44

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Solution

The fourth proportional to 1,556,662.28, 2,334,800.18 and 419,513.44 is: 629,218.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,662.28 : 2,334,800.18 = 419,513.44 : x
  2. Step 2: Convert to fraction form
    1,556,662.28/2,334,800.18 = 419,513.44/x
  3. Step 3: Cross multiply
    1,556,662.28x = 2,334,800.18 × 419,513.44
  4. Step 4: Simplify right side
    1,556,662.28x = 979,480,055,224.42
  5. Step 5: Solve for x
    x = 979,480,055,224.42/1,556,662.28
  6. Step 6: Final answer
    x = 629,218.08

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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.