Home / 1,556,822.41-2,335,059.86-419,697.83

Finding the Fourth Proportional to 1,556,822.41, 2,335,059.86 and 419,697.83

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Solution

The fourth proportional to 1,556,822.41, 2,335,059.86 and 419,697.83 is: 629,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,822.41 : 2,335,059.86 = 419,697.83 : x
  2. Step 2: Convert to fraction form
    1,556,822.41/2,335,059.86 = 419,697.83/x
  3. Step 3: Cross multiply
    1,556,822.41x = 2,335,059.86 × 419,697.83
  4. Step 4: Simplify right side
    1,556,822.41x = 980,019,554,063.62
  5. Step 5: Solve for x
    x = 980,019,554,063.62/1,556,822.41
  6. Step 6: Final answer
    x = 629,499.90

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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.