Home / 933,506.40-1,397,149.20-858,856.80

Finding the Fourth Proportional to 933,506.40, 1,397,149.20 and 858,856.80

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Solution

The fourth proportional to 933,506.40, 1,397,149.20 and 858,856.80 is: 1,285,423.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,506.40 : 1,397,149.20 = 858,856.80 : x
  2. Step 2: Convert to fraction form
    933,506.40/1,397,149.20 = 858,856.80/x
  3. Step 3: Cross multiply
    933,506.40x = 1,397,149.20 × 858,856.80
  4. Step 4: Simplify right side
    933,506.40x = 1,199,951,091,034.56
  5. Step 5: Solve for x
    x = 1,199,951,091,034.56/933,506.40
  6. Step 6: Final answer
    x = 1,285,423.53

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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.