Home / 1,667,928.28-2,500,944.28-656,501.96

Finding the Fourth Proportional to 1,667,928.28, 2,500,944.28 and 656,501.96

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Solution

The fourth proportional to 1,667,928.28, 2,500,944.28 and 656,501.96 is: 984,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,928.28 : 2,500,944.28 = 656,501.96 : x
  2. Step 2: Convert to fraction form
    1,667,928.28/2,500,944.28 = 656,501.96/x
  3. Step 3: Cross multiply
    1,667,928.28x = 2,500,944.28 × 656,501.96
  4. Step 4: Simplify right side
    1,667,928.28x = 1,641,874,821,670.79
  5. Step 5: Solve for x
    x = 1,641,874,821,670.79/1,667,928.28
  6. Step 6: Final answer
    x = 984,379.75

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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.