Home / 2,629,871.65-3,944,807.48-2,157,090.85

Finding the Fourth Proportional to 2,629,871.65, 3,944,807.48 and 2,157,090.85

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Solution

The fourth proportional to 2,629,871.65, 3,944,807.48 and 2,157,090.85 is: 3,235,636.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,871.65 : 3,944,807.48 = 2,157,090.85 : x
  2. Step 2: Convert to fraction form
    2,629,871.65/3,944,807.48 = 2,157,090.85/x
  3. Step 3: Cross multiply
    2,629,871.65x = 3,944,807.48 × 2,157,090.85
  4. Step 4: Simplify right side
    2,629,871.65x = 8,509,308,109,334.11
  5. Step 5: Solve for x
    x = 8,509,308,109,334.11/2,629,871.65
  6. Step 6: Final answer
    x = 3,235,636.28

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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.