Home / 2,915,847.37-4,373,272.64-785,433.26

Finding the Fourth Proportional to 2,915,847.37, 4,373,272.64 and 785,433.26

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Solution

The fourth proportional to 2,915,847.37, 4,373,272.64 and 785,433.26 is: 1,178,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,847.37 : 4,373,272.64 = 785,433.26 : x
  2. Step 2: Convert to fraction form
    2,915,847.37/4,373,272.64 = 785,433.26/x
  3. Step 3: Cross multiply
    2,915,847.37x = 4,373,272.64 × 785,433.26
  4. Step 4: Simplify right side
    2,915,847.37x = 3,434,913,786,504.01
  5. Step 5: Solve for x
    x = 3,434,913,786,504.01/2,915,847.37
  6. Step 6: Final answer
    x = 1,178,015.63

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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.