Home / 1,039,493.78-1,434,486.26-580,614.83

Finding the Fourth Proportional to 1,039,493.78, 1,434,486.26 and 580,614.83

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Solution

The fourth proportional to 1,039,493.78, 1,434,486.26 and 580,614.83 is: 801,239.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,493.78 : 1,434,486.26 = 580,614.83 : x
  2. Step 2: Convert to fraction form
    1,039,493.78/1,434,486.26 = 580,614.83/x
  3. Step 3: Cross multiply
    1,039,493.78x = 1,434,486.26 × 580,614.83
  4. Step 4: Simplify right side
    1,039,493.78x = 832,883,985,911.73
  5. Step 5: Solve for x
    x = 832,883,985,911.73/1,039,493.78
  6. Step 6: Final answer
    x = 801,239.99

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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.