Home / 1,093,506.40-1,640,259.60-668,353.60

Finding the Fourth Proportional to 1,093,506.40, 1,640,259.60 and 668,353.60

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Solution

The fourth proportional to 1,093,506.40, 1,640,259.60 and 668,353.60 is: 1,002,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,506.40 : 1,640,259.60 = 668,353.60 : x
  2. Step 2: Convert to fraction form
    1,093,506.40/1,640,259.60 = 668,353.60/x
  3. Step 3: Cross multiply
    1,093,506.40x = 1,640,259.60 × 668,353.60
  4. Step 4: Simplify right side
    1,093,506.40x = 1,096,273,408,594.56
  5. Step 5: Solve for x
    x = 1,096,273,408,594.56/1,093,506.40
  6. Step 6: Final answer
    x = 1,002,530.40

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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.