Home / 1,449,200-1,999,958.46-804,620.28

Finding the Fourth Proportional to 1,449,200, 1,999,958.46 and 804,620.28

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Solution

The fourth proportional to 1,449,200, 1,999,958.46 and 804,620.28 is: 1,110,410.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,200 : 1,999,958.46 = 804,620.28 : x
  2. Step 2: Convert to fraction form
    1,449,200/1,999,958.46 = 804,620.28/x
  3. Step 3: Cross multiply
    1,449,200x = 1,999,958.46 × 804,620.28
  4. Step 4: Simplify right side
    1,449,200x = 1,609,207,136,073.57
  5. Step 5: Solve for x
    x = 1,609,207,136,073.57/1,449,200
  6. Step 6: Final answer
    x = 1,110,410.67

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1.5x scale

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.