Home / 1,728,651.21-2,385,576.89-954,280.26

Finding the Fourth Proportional to 1,728,651.21, 2,385,576.89 and 954,280.26

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Solution

The fourth proportional to 1,728,651.21, 2,385,576.89 and 954,280.26 is: 1,316,927.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,651.21 : 2,385,576.89 = 954,280.26 : x
  2. Step 2: Convert to fraction form
    1,728,651.21/2,385,576.89 = 954,280.26/x
  3. Step 3: Cross multiply
    1,728,651.21x = 2,385,576.89 × 954,280.26
  4. Step 4: Simplify right side
    1,728,651.21x = 2,276,508,930,067.79
  5. Step 5: Solve for x
    x = 2,276,508,930,067.79/1,728,651.21
  6. Step 6: Final answer
    x = 1,316,927.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.