Home / 2,831,090.88-4,226,107.84-2,620,359.04

Finding the Fourth Proportional to 2,831,090.88, 4,226,107.84 and 2,620,359.04

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Solution

The fourth proportional to 2,831,090.88, 4,226,107.84 and 2,620,359.04 is: 3,911,538.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,090.88 : 4,226,107.84 = 2,620,359.04 : x
  2. Step 2: Convert to fraction form
    2,831,090.88/4,226,107.84 = 2,620,359.04/x
  3. Step 3: Cross multiply
    2,831,090.88x = 4,226,107.84 × 2,620,359.04
  4. Step 4: Simplify right side
    2,831,090.88x = 11,073,919,882,558.87
  5. Step 5: Solve for x
    x = 11,073,919,882,558.87/2,831,090.88
  6. Step 6: Final answer
    x = 3,911,538.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.