Home / 1,556,227.71-2,334,144.74-419,080.66

Finding the Fourth Proportional to 1,556,227.71, 2,334,144.74 and 419,080.66

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Solution

The fourth proportional to 1,556,227.71, 2,334,144.74 and 419,080.66 is: 628,567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,227.71 : 2,334,144.74 = 419,080.66 : x
  2. Step 2: Convert to fraction form
    1,556,227.71/2,334,144.74 = 419,080.66/x
  3. Step 3: Cross multiply
    1,556,227.71x = 2,334,144.74 × 419,080.66
  4. Step 4: Simplify right side
    1,556,227.71x = 978,194,910,243.96
  5. Step 5: Solve for x
    x = 978,194,910,243.96/1,556,227.71
  6. Step 6: Final answer
    x = 628,567.98

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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.