Home / 3,330,132.86-4,994,777.96-1,055,679.20

Finding the Fourth Proportional to 3,330,132.86, 4,994,777.96 and 1,055,679.20

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Solution

The fourth proportional to 3,330,132.86, 4,994,777.96 and 1,055,679.20 is: 1,583,385.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330,132.86 : 4,994,777.96 = 1,055,679.20 : x
  2. Step 2: Convert to fraction form
    3,330,132.86/4,994,777.96 = 1,055,679.20/x
  3. Step 3: Cross multiply
    3,330,132.86x = 4,994,777.96 × 1,055,679.20
  4. Step 4: Simplify right side
    3,330,132.86x = 5,272,883,200,990.43
  5. Step 5: Solve for x
    x = 5,272,883,200,990.43/3,330,132.86
  6. Step 6: Final answer
    x = 1,583,385.23

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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.