Home / 3,136,825.36-4,704,863.92-862,580.80

Finding the Fourth Proportional to 3,136,825.36, 4,704,863.92 and 862,580.80

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Solution

The fourth proportional to 3,136,825.36, 4,704,863.92 and 862,580.80 is: 1,293,768.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,825.36 : 4,704,863.92 = 862,580.80 : x
  2. Step 2: Convert to fraction form
    3,136,825.36/4,704,863.92 = 862,580.80/x
  3. Step 3: Cross multiply
    3,136,825.36x = 4,704,863.92 × 862,580.80
  4. Step 4: Simplify right side
    3,136,825.36x = 4,058,325,284,004.74
  5. Step 5: Solve for x
    x = 4,058,325,284,004.74/3,136,825.36
  6. Step 6: Final answer
    x = 1,293,768.32

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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.