Home / 1,350,866.27-1,863,991.96-770,139.86

Finding the Fourth Proportional to 1,350,866.27, 1,863,991.96 and 770,139.86

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Solution

The fourth proportional to 1,350,866.27, 1,863,991.96 and 770,139.86 is: 1,062,676.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,866.27 : 1,863,991.96 = 770,139.86 : x
  2. Step 2: Convert to fraction form
    1,350,866.27/1,863,991.96 = 770,139.86/x
  3. Step 3: Cross multiply
    1,350,866.27x = 1,863,991.96 × 770,139.86
  4. Step 4: Simplify right side
    1,350,866.27x = 1,435,534,493,944.87
  5. Step 5: Solve for x
    x = 1,435,534,493,944.87/1,350,866.27
  6. Step 6: Final answer
    x = 1,062,676.99

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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.