Home / 1,263,667.20-1,895,833.16-454,133.40

Finding the Fourth Proportional to 1,263,667.20, 1,895,833.16 and 454,133.40

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Solution

The fourth proportional to 1,263,667.20, 1,895,833.16 and 454,133.40 is: 681,319.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,667.20 : 1,895,833.16 = 454,133.40 : x
  2. Step 2: Convert to fraction form
    1,263,667.20/1,895,833.16 = 454,133.40/x
  3. Step 3: Cross multiply
    1,263,667.20x = 1,895,833.16 × 454,133.40
  4. Step 4: Simplify right side
    1,263,667.20x = 860,961,158,783.54
  5. Step 5: Solve for x
    x = 860,961,158,783.54/1,263,667.20
  6. Step 6: Final answer
    x = 681,319.54

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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.