Home / 1,268,104.56-1,902,405.48-469,392.84

Finding the Fourth Proportional to 1,268,104.56, 1,902,405.48 and 469,392.84

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Solution

The fourth proportional to 1,268,104.56, 1,902,405.48 and 469,392.84 is: 704,181.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,104.56 : 1,902,405.48 = 469,392.84 : x
  2. Step 2: Convert to fraction form
    1,268,104.56/1,902,405.48 = 469,392.84/x
  3. Step 3: Cross multiply
    1,268,104.56x = 1,902,405.48 × 469,392.84
  4. Step 4: Simplify right side
    1,268,104.56x = 892,975,511,088.76
  5. Step 5: Solve for x
    x = 892,975,511,088.76/1,268,104.56
  6. Step 6: Final answer
    x = 704,181.29

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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.