Home / 3,056,310.62-4,217,434.77-1,679,638.47

Finding the Fourth Proportional to 3,056,310.62, 4,217,434.77 and 1,679,638.47

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Solution

The fourth proportional to 3,056,310.62, 4,217,434.77 and 1,679,638.47 is: 2,317,750.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,310.62 : 4,217,434.77 = 1,679,638.47 : x
  2. Step 2: Convert to fraction form
    3,056,310.62/4,217,434.77 = 1,679,638.47/x
  3. Step 3: Cross multiply
    3,056,310.62x = 4,217,434.77 × 1,679,638.47
  4. Step 4: Simplify right side
    3,056,310.62x = 7,083,765,684,407.60
  5. Step 5: Solve for x
    x = 7,083,765,684,407.60/3,056,310.62
  6. Step 6: Final answer
    x = 2,317,750.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.