Home / 4,099,513.80-6,149,270.70-1,259,621.40

Finding the Fourth Proportional to 4,099,513.80, 6,149,270.70 and 1,259,621.40

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Solution

The fourth proportional to 4,099,513.80, 6,149,270.70 and 1,259,621.40 is: 1,889,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099,513.80 : 6,149,270.70 = 1,259,621.40 : x
  2. Step 2: Convert to fraction form
    4,099,513.80/6,149,270.70 = 1,259,621.40/x
  3. Step 3: Cross multiply
    4,099,513.80x = 6,149,270.70 × 1,259,621.40
  4. Step 4: Simplify right side
    4,099,513.80x = 7,745,752,968,112.98
  5. Step 5: Solve for x
    x = 7,745,752,968,112.98/4,099,513.80
  6. Step 6: Final answer
    x = 1,889,432.10

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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.