Home / 2,695,240.10-4,042,860.15-1,278,064.10

Finding the Fourth Proportional to 2,695,240.10, 4,042,860.15 and 1,278,064.10

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Solution

The fourth proportional to 2,695,240.10, 4,042,860.15 and 1,278,064.10 is: 1,917,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,240.10 : 4,042,860.15 = 1,278,064.10 : x
  2. Step 2: Convert to fraction form
    2,695,240.10/4,042,860.15 = 1,278,064.10/x
  3. Step 3: Cross multiply
    2,695,240.10x = 4,042,860.15 × 1,278,064.10
  4. Step 4: Simplify right side
    2,695,240.10x = 5,167,034,419,035.62
  5. Step 5: Solve for x
    x = 5,167,034,419,035.62/2,695,240.10
  6. Step 6: Final answer
    x = 1,917,096.15

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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.