Home / 1,883,618.80-2,823,719.37-684,694.33

Finding the Fourth Proportional to 1,883,618.80, 2,823,719.37 and 684,694.33

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Solution

The fourth proportional to 1,883,618.80, 2,823,719.37 and 684,694.33 is: 1,026,420.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,618.80 : 2,823,719.37 = 684,694.33 : x
  2. Step 2: Convert to fraction form
    1,883,618.80/2,823,719.37 = 684,694.33/x
  3. Step 3: Cross multiply
    1,883,618.80x = 2,823,719.37 × 684,694.33
  4. Step 4: Simplify right side
    1,883,618.80x = 1,933,384,642,150.17
  5. Step 5: Solve for x
    x = 1,933,384,642,150.17/1,883,618.80
  6. Step 6: Final answer
    x = 1,026,420.34

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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.