Home / 1,914,674.90-2,642,215.14-1,043,516.88

Finding the Fourth Proportional to 1,914,674.90, 2,642,215.14 and 1,043,516.88

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Solution

The fourth proportional to 1,914,674.90, 2,642,215.14 and 1,043,516.88 is: 1,440,033.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,674.90 : 2,642,215.14 = 1,043,516.88 : x
  2. Step 2: Convert to fraction form
    1,914,674.90/2,642,215.14 = 1,043,516.88/x
  3. Step 3: Cross multiply
    1,914,674.90x = 2,642,215.14 × 1,043,516.88
  4. Step 4: Simplify right side
    1,914,674.90x = 2,757,196,099,181.56
  5. Step 5: Solve for x
    x = 2,757,196,099,181.56/1,914,674.90
  6. Step 6: Final answer
    x = 1,440,033.55

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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.