Home / 2,196,090.80-3,294,136.20-776,193.20

Finding the Fourth Proportional to 2,196,090.80, 3,294,136.20 and 776,193.20

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Solution

The fourth proportional to 2,196,090.80, 3,294,136.20 and 776,193.20 is: 1,164,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,090.80 : 3,294,136.20 = 776,193.20 : x
  2. Step 2: Convert to fraction form
    2,196,090.80/3,294,136.20 = 776,193.20/x
  3. Step 3: Cross multiply
    2,196,090.80x = 3,294,136.20 × 776,193.20
  4. Step 4: Simplify right side
    2,196,090.80x = 2,556,886,118,313.84
  5. Step 5: Solve for x
    x = 2,556,886,118,313.84/2,196,090.80
  6. Step 6: Final answer
    x = 1,164,289.80

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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.