Home / 2,148,696.10-2,965,256.70-1,181,851.75

Finding the Fourth Proportional to 2,148,696.10, 2,965,256.70 and 1,181,851.75

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Solution

The fourth proportional to 2,148,696.10, 2,965,256.70 and 1,181,851.75 is: 1,630,986.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,696.10 : 2,965,256.70 = 1,181,851.75 : x
  2. Step 2: Convert to fraction form
    2,148,696.10/2,965,256.70 = 1,181,851.75/x
  3. Step 3: Cross multiply
    2,148,696.10x = 2,965,256.70 × 1,181,851.75
  4. Step 4: Simplify right side
    2,148,696.10x = 3,504,493,820,094.23
  5. Step 5: Solve for x
    x = 3,504,493,820,094.23/2,148,696.10
  6. Step 6: Final answer
    x = 1,630,986.26

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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.