Home / 1,416,004.40-2,120,896.20-854,058.80

Finding the Fourth Proportional to 1,416,004.40, 2,120,896.20 and 854,058.80

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Solution

The fourth proportional to 1,416,004.40, 2,120,896.20 and 854,058.80 is: 1,279,212.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,004.40 : 2,120,896.20 = 854,058.80 : x
  2. Step 2: Convert to fraction form
    1,416,004.40/2,120,896.20 = 854,058.80/x
  3. Step 3: Cross multiply
    1,416,004.40x = 2,120,896.20 × 854,058.80
  4. Step 4: Simplify right side
    1,416,004.40x = 1,811,370,063,496.56
  5. Step 5: Solve for x
    x = 1,811,370,063,496.56/1,416,004.40
  6. Step 6: Final answer
    x = 1,279,212.17

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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.