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Finding the Fourth Proportional to 4,608,851.44, 6,913,609.40 and 1,768,963.60

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Solution

The fourth proportional to 4,608,851.44, 6,913,609.40 and 1,768,963.60 is: 2,653,572.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608,851.44 : 6,913,609.40 = 1,768,963.60 : x
  2. Step 2: Convert to fraction form
    4,608,851.44/6,913,609.40 = 1,768,963.60/x
  3. Step 3: Cross multiply
    4,608,851.44x = 6,913,609.40 × 1,768,963.60
  4. Step 4: Simplify right side
    4,608,851.44x = 12,229,923,373,217.84
  5. Step 5: Solve for x
    x = 12,229,923,373,217.84/4,608,851.44
  6. Step 6: Final answer
    x = 2,653,572.92

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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.