Home / 1,419,835.32-1,959,362.91-775,255.14

Finding the Fourth Proportional to 1,419,835.32, 1,959,362.91 and 775,255.14

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Solution

The fourth proportional to 1,419,835.32, 1,959,362.91 and 775,255.14 is: 1,069,846.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,835.32 : 1,959,362.91 = 775,255.14 : x
  2. Step 2: Convert to fraction form
    1,419,835.32/1,959,362.91 = 775,255.14/x
  3. Step 3: Cross multiply
    1,419,835.32x = 1,959,362.91 × 775,255.14
  4. Step 4: Simplify right side
    1,419,835.32x = 1,519,006,167,102.86
  5. Step 5: Solve for x
    x = 1,519,006,167,102.86/1,419,835.32
  6. Step 6: Final answer
    x = 1,069,846.72

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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.