Home / 1,235,268.98-1,705,735.06-777,147.16

Finding the Fourth Proportional to 1,235,268.98, 1,705,735.06 and 777,147.16

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Solution

The fourth proportional to 1,235,268.98, 1,705,735.06 and 777,147.16 is: 1,073,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,268.98 : 1,705,735.06 = 777,147.16 : x
  2. Step 2: Convert to fraction form
    1,235,268.98/1,705,735.06 = 777,147.16/x
  3. Step 3: Cross multiply
    1,235,268.98x = 1,705,735.06 × 777,147.16
  4. Step 4: Simplify right side
    1,235,268.98x = 1,325,607,157,591.43
  5. Step 5: Solve for x
    x = 1,325,607,157,591.43/1,235,268.98
  6. Step 6: Final answer
    x = 1,073,132.39

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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.