Home / 1,263,638.18-1,895,789.64-454,104.38

Finding the Fourth Proportional to 1,263,638.18, 1,895,789.64 and 454,104.38

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Solution

The fourth proportional to 1,263,638.18, 1,895,789.64 and 454,104.38 is: 681,276.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,638.18 : 1,895,789.64 = 454,104.38 : x
  2. Step 2: Convert to fraction form
    1,263,638.18/1,895,789.64 = 454,104.38/x
  3. Step 3: Cross multiply
    1,263,638.18x = 1,895,789.64 × 454,104.38
  4. Step 4: Simplify right side
    1,263,638.18x = 860,886,379,082.62
  5. Step 5: Solve for x
    x = 860,886,379,082.62/1,263,638.18
  6. Step 6: Final answer
    x = 681,276.01

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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.