Home / 1,917,601.36-2,872,859.10-968,705.80

Finding the Fourth Proportional to 1,917,601.36, 2,872,859.10 and 968,705.80

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Solution

The fourth proportional to 1,917,601.36, 2,872,859.10 and 968,705.80 is: 1,451,268.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,601.36 : 2,872,859.10 = 968,705.80 : x
  2. Step 2: Convert to fraction form
    1,917,601.36/2,872,859.10 = 968,705.80/x
  3. Step 3: Cross multiply
    1,917,601.36x = 2,872,859.10 × 968,705.80
  4. Step 4: Simplify right side
    1,917,601.36x = 2,782,955,272,752.78
  5. Step 5: Solve for x
    x = 2,782,955,272,752.78/1,917,601.36
  6. Step 6: Final answer
    x = 1,451,268.93

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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.