Home / 1,151,866.77-1,727,792.87-393,342.27

Finding the Fourth Proportional to 1,151,866.77, 1,727,792.87 and 393,342.27

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Solution

The fourth proportional to 1,151,866.77, 1,727,792.87 and 393,342.27 is: 590,010.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,866.77 : 1,727,792.87 = 393,342.27 : x
  2. Step 2: Convert to fraction form
    1,151,866.77/1,727,792.87 = 393,342.27/x
  3. Step 3: Cross multiply
    1,151,866.77x = 1,727,792.87 × 393,342.27
  4. Step 4: Simplify right side
    1,151,866.77x = 679,613,967,608.90
  5. Step 5: Solve for x
    x = 679,613,967,608.90/1,151,866.77
  6. Step 6: Final answer
    x = 590,010.92

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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.