Home / 1,419,658.31-1,959,135.10-775,093.25

Finding the Fourth Proportional to 1,419,658.31, 1,959,135.10 and 775,093.25

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Solution

The fourth proportional to 1,419,658.31, 1,959,135.10 and 775,093.25 is: 1,069,632.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,658.31 : 1,959,135.10 = 775,093.25 : x
  2. Step 2: Convert to fraction form
    1,419,658.31/1,959,135.10 = 775,093.25/x
  3. Step 3: Cross multiply
    1,419,658.31x = 1,959,135.10 × 775,093.25
  4. Step 4: Simplify right side
    1,419,658.31x = 1,518,512,380,114.67
  5. Step 5: Solve for x
    x = 1,518,512,380,114.67/1,419,658.31
  6. Step 6: Final answer
    x = 1,069,632.30

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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.