Home / 1,667,922.32-2,500,935.28-656,495.96

Finding the Fourth Proportional to 1,667,922.32, 2,500,935.28 and 656,495.96

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Solution

The fourth proportional to 1,667,922.32, 2,500,935.28 and 656,495.96 is: 984,370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,922.32 : 2,500,935.28 = 656,495.96 : x
  2. Step 2: Convert to fraction form
    1,667,922.32/2,500,935.28 = 656,495.96/x
  3. Step 3: Cross multiply
    1,667,922.32x = 2,500,935.28 × 656,495.96
  4. Step 4: Simplify right side
    1,667,922.32x = 1,641,853,907,541.47
  5. Step 5: Solve for x
    x = 1,641,853,907,541.47/1,667,922.32
  6. Step 6: Final answer
    x = 984,370.73

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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.