Home / 5,414,165.10-8,121,748.77-1,770,915.66

Finding the Fourth Proportional to 5,414,165.10, 8,121,748.77 and 1,770,915.66

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Solution

The fourth proportional to 5,414,165.10, 8,121,748.77 and 1,770,915.66 is: 2,656,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414,165.10 : 8,121,748.77 = 1,770,915.66 : x
  2. Step 2: Convert to fraction form
    5,414,165.10/8,121,748.77 = 1,770,915.66/x
  3. Step 3: Cross multiply
    5,414,165.10x = 8,121,748.77 × 1,770,915.66
  4. Step 4: Simplify right side
    5,414,165.10x = 14,382,932,083,378.74
  5. Step 5: Solve for x
    x = 14,382,932,083,378.74/5,414,165.10
  6. Step 6: Final answer
    x = 2,656,537.40

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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.