Home / 1,095,680.46-1,512,189.23-630,524.78

Finding the Fourth Proportional to 1,095,680.46, 1,512,189.23 and 630,524.78

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Solution

The fourth proportional to 1,095,680.46, 1,512,189.23 and 630,524.78 is: 870,210.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,680.46 : 1,512,189.23 = 630,524.78 : x
  2. Step 2: Convert to fraction form
    1,095,680.46/1,512,189.23 = 630,524.78/x
  3. Step 3: Cross multiply
    1,095,680.46x = 1,512,189.23 × 630,524.78
  4. Step 4: Simplify right side
    1,095,680.46x = 953,472,770,850.55
  5. Step 5: Solve for x
    x = 953,472,770,850.55/1,095,680.46
  6. Step 6: Final answer
    x = 870,210.62

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.