Home / 1,079,128.44-1,489,197.53-595,693.91

Finding the Fourth Proportional to 1,079,128.44, 1,489,197.53 and 595,693.91

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Solution

The fourth proportional to 1,079,128.44, 1,489,197.53 and 595,693.91 is: 822,057.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,128.44 : 1,489,197.53 = 595,693.91 : x
  2. Step 2: Convert to fraction form
    1,079,128.44/1,489,197.53 = 595,693.91/x
  3. Step 3: Cross multiply
    1,079,128.44x = 1,489,197.53 × 595,693.91
  4. Step 4: Simplify right side
    1,079,128.44x = 887,105,888,983.59
  5. Step 5: Solve for x
    x = 887,105,888,983.59/1,079,128.44
  6. Step 6: Final answer
    x = 822,057.74

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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.