Home / 2,915,845.37-4,373,269.64-785,431.26

Finding the Fourth Proportional to 2,915,845.37, 4,373,269.64 and 785,431.26

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Solution

The fourth proportional to 2,915,845.37, 4,373,269.64 and 785,431.26 is: 1,178,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,845.37 : 4,373,269.64 = 785,431.26 : x
  2. Step 2: Convert to fraction form
    2,915,845.37/4,373,269.64 = 785,431.26/x
  3. Step 3: Cross multiply
    2,915,845.37x = 4,373,269.64 × 785,431.26
  4. Step 4: Simplify right side
    2,915,845.37x = 3,434,902,685,628.52
  5. Step 5: Solve for x
    x = 3,434,902,685,628.52/2,915,845.37
  6. Step 6: Final answer
    x = 1,178,012.64

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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.