Home / 1,351,434-1,864,992.36-747,834.96

Finding the Fourth Proportional to 1,351,434, 1,864,992.36 and 747,834.96

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Solution

The fourth proportional to 1,351,434, 1,864,992.36 and 747,834.96 is: 1,032,019.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,434 : 1,864,992.36 = 747,834.96 : x
  2. Step 2: Convert to fraction form
    1,351,434/1,864,992.36 = 747,834.96/x
  3. Step 3: Cross multiply
    1,351,434x = 1,864,992.36 × 747,834.96
  4. Step 4: Simplify right side
    1,351,434x = 1,394,706,486,940.91
  5. Step 5: Solve for x
    x = 1,394,706,486,940.91/1,351,434
  6. Step 6: Final answer
    x = 1,032,019.68

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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.