Home / 1,258,930.67-1,888,954.16-659,749.37

Finding the Fourth Proportional to 1,258,930.67, 1,888,954.16 and 659,749.37

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Solution

The fourth proportional to 1,258,930.67, 1,888,954.16 and 659,749.37 is: 989,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,930.67 : 1,888,954.16 = 659,749.37 : x
  2. Step 2: Convert to fraction form
    1,258,930.67/1,888,954.16 = 659,749.37/x
  3. Step 3: Cross multiply
    1,258,930.67x = 1,888,954.16 × 659,749.37
  4. Step 4: Simplify right side
    1,258,930.67x = 1,246,236,304,275.36
  5. Step 5: Solve for x
    x = 1,246,236,304,275.36/1,258,930.67
  6. Step 6: Final answer
    x = 989,916.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.