Home / 1,366,555.35-2,049,833.03-419,924.55

Finding the Fourth Proportional to 1,366,555.35, 2,049,833.03 and 419,924.55

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Solution

The fourth proportional to 1,366,555.35, 2,049,833.03 and 419,924.55 is: 629,886.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,555.35 : 2,049,833.03 = 419,924.55 : x
  2. Step 2: Convert to fraction form
    1,366,555.35/2,049,833.03 = 419,924.55/x
  3. Step 3: Cross multiply
    1,366,555.35x = 2,049,833.03 × 419,924.55
  4. Step 4: Simplify right side
    1,366,555.35x = 860,775,210,598.26
  5. Step 5: Solve for x
    x = 860,775,210,598.26/1,366,555.35
  6. Step 6: Final answer
    x = 629,886.83

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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.