Home / 3,093,319.80-4,638,115.69-1,387,154.63

Finding the Fourth Proportional to 3,093,319.80, 4,638,115.69 and 1,387,154.63

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Solution

The fourth proportional to 3,093,319.80, 4,638,115.69 and 1,387,154.63 is: 2,079,896.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093,319.80 : 4,638,115.69 = 1,387,154.63 : x
  2. Step 2: Convert to fraction form
    3,093,319.80/4,638,115.69 = 1,387,154.63/x
  3. Step 3: Cross multiply
    3,093,319.80x = 4,638,115.69 × 1,387,154.63
  4. Step 4: Simplify right side
    3,093,319.80x = 6,433,783,661,986.55
  5. Step 5: Solve for x
    x = 6,433,783,661,986.55/3,093,319.80
  6. Step 6: Final answer
    x = 2,079,896.06

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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.