Home / 3,541,782.28-5,310,828.78-1,266,429.64

Finding the Fourth Proportional to 3,541,782.28, 5,310,828.78 and 1,266,429.64

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Solution

The fourth proportional to 3,541,782.28, 5,310,828.78 and 1,266,429.64 is: 1,898,984.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541,782.28 : 5,310,828.78 = 1,266,429.64 : x
  2. Step 2: Convert to fraction form
    3,541,782.28/5,310,828.78 = 1,266,429.64/x
  3. Step 3: Cross multiply
    3,541,782.28x = 5,310,828.78 × 1,266,429.64
  4. Step 4: Simplify right side
    3,541,782.28x = 6,725,790,979,957.04
  5. Step 5: Solve for x
    x = 6,725,790,979,957.04/3,541,782.28
  6. Step 6: Final answer
    x = 1,898,984.87

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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.