Home / 1,628,827.70-2,247,888.54-940,528.58

Finding the Fourth Proportional to 1,628,827.70, 2,247,888.54 and 940,528.58

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Solution

The fourth proportional to 1,628,827.70, 2,247,888.54 and 940,528.58 is: 1,297,990.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,827.70 : 2,247,888.54 = 940,528.58 : x
  2. Step 2: Convert to fraction form
    1,628,827.70/2,247,888.54 = 940,528.58/x
  3. Step 3: Cross multiply
    1,628,827.70x = 2,247,888.54 × 940,528.58
  4. Step 4: Simplify right side
    1,628,827.70x = 2,114,203,416,524.47
  5. Step 5: Solve for x
    x = 2,114,203,416,524.47/1,628,827.70
  6. Step 6: Final answer
    x = 1,297,990.83

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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.