Home / 2,851,796.50-4,277,697.93-721,880.60

Finding the Fourth Proportional to 2,851,796.50, 4,277,697.93 and 721,880.60

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Solution

The fourth proportional to 2,851,796.50, 4,277,697.93 and 721,880.60 is: 1,082,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,796.50 : 4,277,697.93 = 721,880.60 : x
  2. Step 2: Convert to fraction form
    2,851,796.50/4,277,697.93 = 721,880.60/x
  3. Step 3: Cross multiply
    2,851,796.50x = 4,277,697.93 × 721,880.60
  4. Step 4: Simplify right side
    2,851,796.50x = 3,087,987,126,938.67
  5. Step 5: Solve for x
    x = 3,087,987,126,938.67/2,851,796.50
  6. Step 6: Final answer
    x = 1,082,821.70

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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.