Home / 1,407,447.22-1,942,229.90-834,147.04

Finding the Fourth Proportional to 1,407,447.22, 1,942,229.90 and 834,147.04

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Solution

The fourth proportional to 1,407,447.22, 1,942,229.90 and 834,147.04 is: 1,151,094.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,447.22 : 1,942,229.90 = 834,147.04 : x
  2. Step 2: Convert to fraction form
    1,407,447.22/1,942,229.90 = 834,147.04/x
  3. Step 3: Cross multiply
    1,407,447.22x = 1,942,229.90 × 834,147.04
  4. Step 4: Simplify right side
    1,407,447.22x = 1,620,105,322,084.50
  5. Step 5: Solve for x
    x = 1,620,105,322,084.50/1,407,447.22
  6. Step 6: Final answer
    x = 1,151,094.90

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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.