Home / 2,120,957.26-3,181,025.22-824,107.37

Finding the Fourth Proportional to 2,120,957.26, 3,181,025.22 and 824,107.37

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Solution

The fourth proportional to 2,120,957.26, 3,181,025.22 and 824,107.37 is: 1,236,001.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,957.26 : 3,181,025.22 = 824,107.37 : x
  2. Step 2: Convert to fraction form
    2,120,957.26/3,181,025.22 = 824,107.37/x
  3. Step 3: Cross multiply
    2,120,957.26x = 3,181,025.22 × 824,107.37
  4. Step 4: Simplify right side
    2,120,957.26x = 2,621,506,308,962.34
  5. Step 5: Solve for x
    x = 2,621,506,308,962.34/2,120,957.26
  6. Step 6: Final answer
    x = 1,236,001.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.