Home / 2,851,731.59-4,256,853.21-2,640,982.01

Finding the Fourth Proportional to 2,851,731.59, 4,256,853.21 and 2,640,982.01

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Solution

The fourth proportional to 2,851,731.59, 4,256,853.21 and 2,640,982.01 is: 3,942,261.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,731.59 : 4,256,853.21 = 2,640,982.01 : x
  2. Step 2: Convert to fraction form
    2,851,731.59/4,256,853.21 = 2,640,982.01/x
  3. Step 3: Cross multiply
    2,851,731.59x = 4,256,853.21 × 2,640,982.01
  4. Step 4: Simplify right side
    2,851,731.59x = 11,242,272,725,536.49
  5. Step 5: Solve for x
    x = 11,242,272,725,536.49/2,851,731.59
  6. Step 6: Final answer
    x = 3,942,261.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.