Home / 1,190,727.83-1,643,197.83-646,859.27

Finding the Fourth Proportional to 1,190,727.83, 1,643,197.83 and 646,859.27

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Solution

The fourth proportional to 1,190,727.83, 1,643,197.83 and 646,859.27 is: 892,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,727.83 : 1,643,197.83 = 646,859.27 : x
  2. Step 2: Convert to fraction form
    1,190,727.83/1,643,197.83 = 646,859.27/x
  3. Step 3: Cross multiply
    1,190,727.83x = 1,643,197.83 × 646,859.27
  4. Step 4: Simplify right side
    1,190,727.83x = 1,062,917,740,563.40
  5. Step 5: Solve for x
    x = 1,062,917,740,563.40/1,190,727.83
  6. Step 6: Final answer
    x = 892,662.22

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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.