Home / 1,131,594.81-1,561,571.31-672,710.27

Finding the Fourth Proportional to 1,131,594.81, 1,561,571.31 and 672,710.27

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Solution

The fourth proportional to 1,131,594.81, 1,561,571.31 and 672,710.27 is: 928,322.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,594.81 : 1,561,571.31 = 672,710.27 : x
  2. Step 2: Convert to fraction form
    1,131,594.81/1,561,571.31 = 672,710.27/x
  3. Step 3: Cross multiply
    1,131,594.81x = 1,561,571.31 × 672,710.27
  4. Step 4: Simplify right side
    1,131,594.81x = 1,050,485,048,505.17
  5. Step 5: Solve for x
    x = 1,050,485,048,505.17/1,131,594.81
  6. Step 6: Final answer
    x = 928,322.61

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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.