Home / 1,308,759.39-1,963,163.68-410,181.23

Finding the Fourth Proportional to 1,308,759.39, 1,963,163.68 and 410,181.23

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Solution

The fourth proportional to 1,308,759.39, 1,963,163.68 and 410,181.23 is: 615,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,759.39 : 1,963,163.68 = 410,181.23 : x
  2. Step 2: Convert to fraction form
    1,308,759.39/1,963,163.68 = 410,181.23/x
  3. Step 3: Cross multiply
    1,308,759.39x = 1,963,163.68 × 410,181.23
  4. Step 4: Simplify right side
    1,308,759.39x = 805,252,883,137.91
  5. Step 5: Solve for x
    x = 805,252,883,137.91/1,308,759.39
  6. Step 6: Final answer
    x = 615,279.55

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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.