Home / 1,394,103.77-2,090,989.53-383,328.44

Finding the Fourth Proportional to 1,394,103.77, 2,090,989.53 and 383,328.44

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Solution

The fourth proportional to 1,394,103.77, 2,090,989.53 and 383,328.44 is: 574,946.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,103.77 : 2,090,989.53 = 383,328.44 : x
  2. Step 2: Convert to fraction form
    1,394,103.77/2,090,989.53 = 383,328.44/x
  3. Step 3: Cross multiply
    1,394,103.77x = 2,090,989.53 × 383,328.44
  4. Step 4: Simplify right side
    1,394,103.77x = 801,535,744,136.29
  5. Step 5: Solve for x
    x = 801,535,744,136.29/1,394,103.77
  6. Step 6: Final answer
    x = 574,946.98

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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.