Home / 2,288,055.12-3,157,516.45-1,269,457.44

Finding the Fourth Proportional to 2,288,055.12, 3,157,516.45 and 1,269,457.44

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Solution

The fourth proportional to 2,288,055.12, 3,157,516.45 and 1,269,457.44 is: 1,751,851.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,055.12 : 3,157,516.45 = 1,269,457.44 : x
  2. Step 2: Convert to fraction form
    2,288,055.12/3,157,516.45 = 1,269,457.44/x
  3. Step 3: Cross multiply
    2,288,055.12x = 3,157,516.45 × 1,269,457.44
  4. Step 4: Simplify right side
    2,288,055.12x = 4,008,332,749,374.89
  5. Step 5: Solve for x
    x = 4,008,332,749,374.89/2,288,055.12
  6. Step 6: Final answer
    x = 1,751,851.48

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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.