Home / 3,179,255.26-4,385,148.39-2,091,179.02

Finding the Fourth Proportional to 3,179,255.26, 4,385,148.39 and 2,091,179.02

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Solution

The fourth proportional to 3,179,255.26, 4,385,148.39 and 2,091,179.02 is: 2,884,364.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,255.26 : 4,385,148.39 = 2,091,179.02 : x
  2. Step 2: Convert to fraction form
    3,179,255.26/4,385,148.39 = 2,091,179.02/x
  3. Step 3: Cross multiply
    3,179,255.26x = 4,385,148.39 × 2,091,179.02
  4. Step 4: Simplify right side
    3,179,255.26x = 9,170,130,312,754.78
  5. Step 5: Solve for x
    x = 9,170,130,312,754.78/3,179,255.26
  6. Step 6: Final answer
    x = 2,884,364.28

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1.5x scale

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.