Home / 3,180,820.80-4,771,231.20-2,173,051.20

Finding the Fourth Proportional to 3,180,820.80, 4,771,231.20 and 2,173,051.20

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Solution

The fourth proportional to 3,180,820.80, 4,771,231.20 and 2,173,051.20 is: 3,259,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,820.80 : 4,771,231.20 = 2,173,051.20 : x
  2. Step 2: Convert to fraction form
    3,180,820.80/4,771,231.20 = 2,173,051.20/x
  3. Step 3: Cross multiply
    3,180,820.80x = 4,771,231.20 × 2,173,051.20
  4. Step 4: Simplify right side
    3,180,820.80x = 10,368,129,684,637.44
  5. Step 5: Solve for x
    x = 10,368,129,684,637.44/3,180,820.80
  6. Step 6: Final answer
    x = 3,259,576.80

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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.