Home / 4,411,912.41-6,615,987.78-1,678,993.47

Finding the Fourth Proportional to 4,411,912.41, 6,615,987.78 and 1,678,993.47

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Solution

The fourth proportional to 4,411,912.41, 6,615,987.78 and 1,678,993.47 is: 2,517,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411,912.41 : 6,615,987.78 = 1,678,993.47 : x
  2. Step 2: Convert to fraction form
    4,411,912.41/6,615,987.78 = 1,678,993.47/x
  3. Step 3: Cross multiply
    4,411,912.41x = 6,615,987.78 × 1,678,993.47
  4. Step 4: Simplify right side
    4,411,912.41x = 11,108,200,280,219.80
  5. Step 5: Solve for x
    x = 11,108,200,280,219.80/4,411,912.41
  6. Step 6: Final answer
    x = 2,517,774.44

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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.