Home / 1,628,543.40-2,247,346.22-940,192.04

Finding the Fourth Proportional to 1,628,543.40, 2,247,346.22 and 940,192.04

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Solution

The fourth proportional to 1,628,543.40, 2,247,346.22 and 940,192.04 is: 1,297,439.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,543.40 : 2,247,346.22 = 940,192.04 : x
  2. Step 2: Convert to fraction form
    1,628,543.40/2,247,346.22 = 940,192.04/x
  3. Step 3: Cross multiply
    1,628,543.40x = 2,247,346.22 × 940,192.04
  4. Step 4: Simplify right side
    1,628,543.40x = 2,112,937,027,168.09
  5. Step 5: Solve for x
    x = 2,112,937,027,168.09/1,628,543.40
  6. Step 6: Final answer
    x = 1,297,439.80

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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.