Home / 1,258,627.66-1,886,677.44-405,072.06

Finding the Fourth Proportional to 1,258,627.66, 1,886,677.44 and 405,072.06

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Solution

The fourth proportional to 1,258,627.66, 1,886,677.44 and 405,072.06 is: 607,201.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,627.66 : 1,886,677.44 = 405,072.06 : x
  2. Step 2: Convert to fraction form
    1,258,627.66/1,886,677.44 = 405,072.06/x
  3. Step 3: Cross multiply
    1,258,627.66x = 1,886,677.44 × 405,072.06
  4. Step 4: Simplify right side
    1,258,627.66x = 764,240,317,176.33
  5. Step 5: Solve for x
    x = 764,240,317,176.33/1,258,627.66
  6. Step 6: Final answer
    x = 607,201.27

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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.