Home / 1,136,576.16-1,568,452.86-620,333.75

Finding the Fourth Proportional to 1,136,576.16, 1,568,452.86 and 620,333.75

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Solution

The fourth proportional to 1,136,576.16, 1,568,452.86 and 620,333.75 is: 856,048.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,576.16 : 1,568,452.86 = 620,333.75 : x
  2. Step 2: Convert to fraction form
    1,136,576.16/1,568,452.86 = 620,333.75/x
  3. Step 3: Cross multiply
    1,136,576.16x = 1,568,452.86 × 620,333.75
  4. Step 4: Simplify right side
    1,136,576.16x = 972,964,244,342.03
  5. Step 5: Solve for x
    x = 972,964,244,342.03/1,136,576.16
  6. Step 6: Final answer
    x = 856,048.44

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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.