Home / 2,124,480.26-3,187,662.34-1,113,361.86

Finding the Fourth Proportional to 2,124,480.26, 3,187,662.34 and 1,113,361.86

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Solution

The fourth proportional to 2,124,480.26, 3,187,662.34 and 1,113,361.86 is: 1,670,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,480.26 : 3,187,662.34 = 1,113,361.86 : x
  2. Step 2: Convert to fraction form
    2,124,480.26/3,187,662.34 = 1,113,361.86/x
  3. Step 3: Cross multiply
    2,124,480.26x = 3,187,662.34 × 1,113,361.86
  4. Step 4: Simplify right side
    2,124,480.26x = 3,549,021,671,914.35
  5. Step 5: Solve for x
    x = 3,549,021,671,914.35/2,124,480.26
  6. Step 6: Final answer
    x = 1,670,536.43

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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.