Home / 1,628,540.10-2,247,397.78-893,489.46

Finding the Fourth Proportional to 1,628,540.10, 2,247,397.78 and 893,489.46

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Solution

The fourth proportional to 1,628,540.10, 2,247,397.78 and 893,489.46 is: 1,233,022.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,540.10 : 2,247,397.78 = 893,489.46 : x
  2. Step 2: Convert to fraction form
    1,628,540.10/2,247,397.78 = 893,489.46/x
  3. Step 3: Cross multiply
    1,628,540.10x = 2,247,397.78 × 893,489.46
  4. Step 4: Simplify right side
    1,628,540.10x = 2,008,026,228,857.40
  5. Step 5: Solve for x
    x = 2,008,026,228,857.40/1,628,540.10
  6. Step 6: Final answer
    x = 1,233,022.28

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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.