Home / 2,197,999.40-3,297,776.70-2,120,239.40

Finding the Fourth Proportional to 2,197,999.40, 3,297,776.70 and 2,120,239.40

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Solution

The fourth proportional to 2,197,999.40, 3,297,776.70 and 2,120,239.40 is: 3,181,109.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,999.40 : 3,297,776.70 = 2,120,239.40 : x
  2. Step 2: Convert to fraction form
    2,197,999.40/3,297,776.70 = 2,120,239.40/x
  3. Step 3: Cross multiply
    2,197,999.40x = 3,297,776.70 × 2,120,239.40
  4. Step 4: Simplify right side
    2,197,999.40x = 6,992,076,091,741.98
  5. Step 5: Solve for x
    x = 6,992,076,091,741.98/2,197,999.40
  6. Step 6: Final answer
    x = 3,181,109.19

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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.