Home / 2,946,745.92-4,419,681.36-816,607.92

Finding the Fourth Proportional to 2,946,745.92, 4,419,681.36 and 816,607.92

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Solution

The fourth proportional to 2,946,745.92, 4,419,681.36 and 816,607.92 is: 1,224,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,745.92 : 4,419,681.36 = 816,607.92 : x
  2. Step 2: Convert to fraction form
    2,946,745.92/4,419,681.36 = 816,607.92/x
  3. Step 3: Cross multiply
    2,946,745.92x = 4,419,681.36 × 816,607.92
  4. Step 4: Simplify right side
    2,946,745.92x = 3,609,146,802,452.37
  5. Step 5: Solve for x
    x = 3,609,146,802,452.37/2,946,745.92
  6. Step 6: Final answer
    x = 1,224,790.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.