Home / 1,546,568.49-2,318,920.83-693,485.72

Finding the Fourth Proportional to 1,546,568.49, 2,318,920.83 and 693,485.72

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Solution

The fourth proportional to 1,546,568.49, 2,318,920.83 and 693,485.72 is: 1,039,810.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546,568.49 : 2,318,920.83 = 693,485.72 : x
  2. Step 2: Convert to fraction form
    1,546,568.49/2,318,920.83 = 693,485.72/x
  3. Step 3: Cross multiply
    1,546,568.49x = 2,318,920.83 × 693,485.72
  4. Step 4: Simplify right side
    1,546,568.49x = 1,608,138,481,415.55
  5. Step 5: Solve for x
    x = 1,608,138,481,415.55/1,546,568.49
  6. Step 6: Final answer
    x = 1,039,810.71

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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.