Home / 3,077,838.48-4,245,213.84-2,160,272.28

Finding the Fourth Proportional to 3,077,838.48, 4,245,213.84 and 2,160,272.28

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Solution

The fourth proportional to 3,077,838.48, 4,245,213.84 and 2,160,272.28 is: 2,979,629.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,838.48 : 4,245,213.84 = 2,160,272.28 : x
  2. Step 2: Convert to fraction form
    3,077,838.48/4,245,213.84 = 2,160,272.28/x
  3. Step 3: Cross multiply
    3,077,838.48x = 4,245,213.84 × 2,160,272.28
  4. Step 4: Simplify right side
    3,077,838.48x = 9,170,817,781,224.35
  5. Step 5: Solve for x
    x = 9,170,817,781,224.35/3,077,838.48
  6. Step 6: Final answer
    x = 2,979,629.32

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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.