Home / 1,222,191.36-1,833,375.36-511,504.32

Finding the Fourth Proportional to 1,222,191.36, 1,833,375.36 and 511,504.32

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Solution

The fourth proportional to 1,222,191.36, 1,833,375.36 and 511,504.32 is: 767,293.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,191.36 : 1,833,375.36 = 511,504.32 : x
  2. Step 2: Convert to fraction form
    1,222,191.36/1,833,375.36 = 511,504.32/x
  3. Step 3: Cross multiply
    1,222,191.36x = 1,833,375.36 × 511,504.32
  4. Step 4: Simplify right side
    1,222,191.36x = 937,779,416,821.56
  5. Step 5: Solve for x
    x = 937,779,416,821.56/1,222,191.36
  6. Step 6: Final answer
    x = 767,293.44

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1.5x scale

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.