Home / 1,308,760.70-1,963,165.64-410,182.56

Finding the Fourth Proportional to 1,308,760.70, 1,963,165.64 and 410,182.56

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Solution

The fourth proportional to 1,308,760.70, 1,963,165.64 and 410,182.56 is: 615,281.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,760.70 : 1,963,165.64 = 410,182.56 : x
  2. Step 2: Convert to fraction form
    1,308,760.70/1,963,165.64 = 410,182.56/x
  3. Step 3: Cross multiply
    1,308,760.70x = 1,963,165.64 × 410,182.56
  4. Step 4: Simplify right side
    1,308,760.70x = 805,256,305,868.33
  5. Step 5: Solve for x
    x = 805,256,305,868.33/1,308,760.70
  6. Step 6: Final answer
    x = 615,281.55

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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.