Home / 1,008,082.55-1,512,123.83-447,117.05

Finding the Fourth Proportional to 1,008,082.55, 1,512,123.83 and 447,117.05

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Solution

The fourth proportional to 1,008,082.55, 1,512,123.83 and 447,117.05 is: 670,675.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,082.55 : 1,512,123.83 = 447,117.05 : x
  2. Step 2: Convert to fraction form
    1,008,082.55/1,512,123.83 = 447,117.05/x
  3. Step 3: Cross multiply
    1,008,082.55x = 1,512,123.83 × 447,117.05
  4. Step 4: Simplify right side
    1,008,082.55x = 676,096,346,104.30
  5. Step 5: Solve for x
    x = 676,096,346,104.30/1,008,082.55
  6. Step 6: Final answer
    x = 670,675.58

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Similar ratio
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1.5x scale

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.