Home / 4,261,747.92-6,392,949.93-1,421,855.52

Finding the Fourth Proportional to 4,261,747.92, 6,392,949.93 and 1,421,855.52

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Solution

The fourth proportional to 4,261,747.92, 6,392,949.93 and 1,421,855.52 is: 2,132,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261,747.92 : 6,392,949.93 = 1,421,855.52 : x
  2. Step 2: Convert to fraction form
    4,261,747.92/6,392,949.93 = 1,421,855.52/x
  3. Step 3: Cross multiply
    4,261,747.92x = 6,392,949.93 × 1,421,855.52
  4. Step 4: Simplify right side
    4,261,747.92x = 9,089,851,147,054.11
  5. Step 5: Solve for x
    x = 9,089,851,147,054.11/4,261,747.92
  6. Step 6: Final answer
    x = 2,132,892.73

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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.