Home / 1,519,919.06-2,097,550.05-840,843.86

Finding the Fourth Proportional to 1,519,919.06, 2,097,550.05 and 840,843.86

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Solution

The fourth proportional to 1,519,919.06, 2,097,550.05 and 840,843.86 is: 1,160,398.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,919.06 : 2,097,550.05 = 840,843.86 : x
  2. Step 2: Convert to fraction form
    1,519,919.06/2,097,550.05 = 840,843.86/x
  3. Step 3: Cross multiply
    1,519,919.06x = 2,097,550.05 × 840,843.86
  4. Step 4: Simplify right side
    1,519,919.06x = 1,763,712,080,585.19
  5. Step 5: Solve for x
    x = 1,763,712,080,585.19/1,519,919.06
  6. Step 6: Final answer
    x = 1,160,398.69

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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.