Home / 3,660,968.46-5,491,508.04-1,385,881.98

Finding the Fourth Proportional to 3,660,968.46, 5,491,508.04 and 1,385,881.98

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Solution

The fourth proportional to 3,660,968.46, 5,491,508.04 and 1,385,881.98 is: 2,078,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660,968.46 : 5,491,508.04 = 1,385,881.98 : x
  2. Step 2: Convert to fraction form
    3,660,968.46/5,491,508.04 = 1,385,881.98/x
  3. Step 3: Cross multiply
    3,660,968.46x = 5,491,508.04 × 1,385,881.98
  4. Step 4: Simplify right side
    3,660,968.46x = 7,610,582,035,661.12
  5. Step 5: Solve for x
    x = 7,610,582,035,661.12/3,660,968.46
  6. Step 6: Final answer
    x = 2,078,843.92

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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.