Home / 3,622,445.55-4,999,094.70-1,990,910.74

Finding the Fourth Proportional to 3,622,445.55, 4,999,094.70 and 1,990,910.74

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Solution

The fourth proportional to 3,622,445.55, 4,999,094.70 and 1,990,910.74 is: 2,747,522.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,445.55 : 4,999,094.70 = 1,990,910.74 : x
  2. Step 2: Convert to fraction form
    3,622,445.55/4,999,094.70 = 1,990,910.74/x
  3. Step 3: Cross multiply
    3,622,445.55x = 4,999,094.70 × 1,990,910.74
  4. Step 4: Simplify right side
    3,622,445.55x = 9,952,751,328,507.08
  5. Step 5: Solve for x
    x = 9,952,751,328,507.08/3,622,445.55
  6. Step 6: Final answer
    x = 2,747,522.69

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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.