Home / 1,153,578.92-1,730,738.04-807,722.67

Finding the Fourth Proportional to 1,153,578.92, 1,730,738.04 and 807,722.67

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Solution

The fourth proportional to 1,153,578.92, 1,730,738.04 and 807,722.67 is: 1,211,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,578.92 : 1,730,738.04 = 807,722.67 : x
  2. Step 2: Convert to fraction form
    1,153,578.92/1,730,738.04 = 807,722.67/x
  3. Step 3: Cross multiply
    1,153,578.92x = 1,730,738.04 × 807,722.67
  4. Step 4: Simplify right side
    1,153,578.92x = 1,397,956,351,280.43
  5. Step 5: Solve for x
    x = 1,397,956,351,280.43/1,153,578.92
  6. Step 6: Final answer
    x = 1,211,842.83

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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.