Home / 2,146,786.02-2,962,621.26-1,179,942.12

Finding the Fourth Proportional to 2,146,786.02, 2,962,621.26 and 1,179,942.12

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Solution

The fourth proportional to 2,146,786.02, 2,962,621.26 and 1,179,942.12 is: 1,628,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,786.02 : 2,962,621.26 = 1,179,942.12 : x
  2. Step 2: Convert to fraction form
    2,146,786.02/2,962,621.26 = 1,179,942.12/x
  3. Step 3: Cross multiply
    2,146,786.02x = 2,962,621.26 × 1,179,942.12
  4. Step 4: Simplify right side
    2,146,786.02x = 3,495,721,610,281.47
  5. Step 5: Solve for x
    x = 3,495,721,610,281.47/2,146,786.02
  6. Step 6: Final answer
    x = 1,628,351.21

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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.