Home / 1,419,997.42-1,959,612.51-775,425.34

Finding the Fourth Proportional to 1,419,997.42, 1,959,612.51 and 775,425.34

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Solution

The fourth proportional to 1,419,997.42, 1,959,612.51 and 775,425.34 is: 1,070,095.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,997.42 : 1,959,612.51 = 775,425.34 : x
  2. Step 2: Convert to fraction form
    1,419,997.42/1,959,612.51 = 775,425.34/x
  3. Step 3: Cross multiply
    1,419,997.42x = 1,959,612.51 × 775,425.34
  4. Step 4: Simplify right side
    1,419,997.42x = 1,519,533,196,835.00
  5. Step 5: Solve for x
    x = 1,519,533,196,835.00/1,419,997.42
  6. Step 6: Final answer
    x = 1,070,095.74

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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.