Home / 1,183,230.27-1,632,987.54-686,623.59

Finding the Fourth Proportional to 1,183,230.27, 1,632,987.54 and 686,623.59

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Solution

The fourth proportional to 1,183,230.27, 1,632,987.54 and 686,623.59 is: 947,615.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,230.27 : 1,632,987.54 = 686,623.59 : x
  2. Step 2: Convert to fraction form
    1,183,230.27/1,632,987.54 = 686,623.59/x
  3. Step 3: Cross multiply
    1,183,230.27x = 1,632,987.54 × 686,623.59
  4. Step 4: Simplify right side
    1,183,230.27x = 1,121,247,767,140.07
  5. Step 5: Solve for x
    x = 1,121,247,767,140.07/1,183,230.27
  6. Step 6: Final answer
    x = 947,615.86

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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.