Home / 4,720,779.49-7,081,169.24-3,122,968.91

Finding the Fourth Proportional to 4,720,779.49, 7,081,169.24 and 3,122,968.91

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Solution

The fourth proportional to 4,720,779.49, 7,081,169.24 and 3,122,968.91 is: 4,684,453.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720,779.49 : 7,081,169.24 = 3,122,968.91 : x
  2. Step 2: Convert to fraction form
    4,720,779.49/7,081,169.24 = 3,122,968.91/x
  3. Step 3: Cross multiply
    4,720,779.49x = 7,081,169.24 × 3,122,968.91
  4. Step 4: Simplify right side
    4,720,779.49x = 22,114,271,365,481.09
  5. Step 5: Solve for x
    x = 22,114,271,365,481.09/4,720,779.49
  6. Step 6: Final answer
    x = 4,684,453.36

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Double scale
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Similar ratio
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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.