Home / 1,969,726.20-2,717,759.16-1,195,339.56

Finding the Fourth Proportional to 1,969,726.20, 2,717,759.16 and 1,195,339.56

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Solution

The fourth proportional to 1,969,726.20, 2,717,759.16 and 1,195,339.56 is: 1,649,287.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,726.20 : 2,717,759.16 = 1,195,339.56 : x
  2. Step 2: Convert to fraction form
    1,969,726.20/2,717,759.16 = 1,195,339.56/x
  3. Step 3: Cross multiply
    1,969,726.20x = 2,717,759.16 × 1,195,339.56
  4. Step 4: Simplify right side
    1,969,726.20x = 3,248,645,038,500.37
  5. Step 5: Solve for x
    x = 3,248,645,038,500.37/1,969,726.20
  6. Step 6: Final answer
    x = 1,649,287.62

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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.