Home / 3,585,845.46-5,379,297.57-1,280,159.85

Finding the Fourth Proportional to 3,585,845.46, 5,379,297.57 and 1,280,159.85

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Solution

The fourth proportional to 3,585,845.46, 5,379,297.57 and 1,280,159.85 is: 1,920,428.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,845.46 : 5,379,297.57 = 1,280,159.85 : x
  2. Step 2: Convert to fraction form
    3,585,845.46/5,379,297.57 = 1,280,159.85/x
  3. Step 3: Cross multiply
    3,585,845.46x = 5,379,297.57 × 1,280,159.85
  4. Step 4: Simplify right side
    3,585,845.46x = 6,886,360,770,316.57
  5. Step 5: Solve for x
    x = 6,886,360,770,316.57/3,585,845.46
  6. Step 6: Final answer
    x = 1,920,428.77

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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.