Home / 1,219,162.26-1,683,265.98-760,974.78

Finding the Fourth Proportional to 1,219,162.26, 1,683,265.98 and 760,974.78

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Solution

The fourth proportional to 1,219,162.26, 1,683,265.98 and 760,974.78 is: 1,050,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,162.26 : 1,683,265.98 = 760,974.78 : x
  2. Step 2: Convert to fraction form
    1,219,162.26/1,683,265.98 = 760,974.78/x
  3. Step 3: Cross multiply
    1,219,162.26x = 1,683,265.98 × 760,974.78
  4. Step 4: Simplify right side
    1,219,162.26x = 1,280,922,958,811.98
  5. Step 5: Solve for x
    x = 1,280,922,958,811.98/1,219,162.26
  6. Step 6: Final answer
    x = 1,050,658.31

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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.