Home / 2,197,941.40-3,297,689.70-2,120,181.40

Finding the Fourth Proportional to 2,197,941.40, 3,297,689.70 and 2,120,181.40

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Solution

The fourth proportional to 2,197,941.40, 3,297,689.70 and 2,120,181.40 is: 3,181,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,941.40 : 3,297,689.70 = 2,120,181.40 : x
  2. Step 2: Convert to fraction form
    2,197,941.40/3,297,689.70 = 2,120,181.40/x
  3. Step 3: Cross multiply
    2,197,941.40x = 3,297,689.70 × 2,120,181.40
  4. Step 4: Simplify right side
    2,197,941.40x = 6,991,700,364,911.58
  5. Step 5: Solve for x
    x = 6,991,700,364,911.58/2,197,941.40
  6. Step 6: Final answer
    x = 3,181,022.19

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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.