Home / 2,135,336.43-2,946,756.31-1,155,272.32

Finding the Fourth Proportional to 2,135,336.43, 2,946,756.31 and 1,155,272.32

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Solution

The fourth proportional to 2,135,336.43, 2,946,756.31 and 1,155,272.32 is: 1,594,271.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,336.43 : 2,946,756.31 = 1,155,272.32 : x
  2. Step 2: Convert to fraction form
    2,135,336.43/2,946,756.31 = 1,155,272.32/x
  3. Step 3: Cross multiply
    2,135,336.43x = 2,946,756.31 × 1,155,272.32
  4. Step 4: Simplify right side
    2,135,336.43x = 3,404,305,999,523.60
  5. Step 5: Solve for x
    x = 3,404,305,999,523.60/2,135,336.43
  6. Step 6: Final answer
    x = 1,594,271.49

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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.