Home / 3,962,075.20-5,467,685.60-2,151,239.20

Finding the Fourth Proportional to 3,962,075.20, 5,467,685.60 and 2,151,239.20

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Solution

The fourth proportional to 3,962,075.20, 5,467,685.60 and 2,151,239.20 is: 2,968,721.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962,075.20 : 5,467,685.60 = 2,151,239.20 : x
  2. Step 2: Convert to fraction form
    3,962,075.20/5,467,685.60 = 2,151,239.20/x
  3. Step 3: Cross multiply
    3,962,075.20x = 5,467,685.60 × 2,151,239.20
  4. Step 4: Simplify right side
    3,962,075.20x = 11,762,299,595,995.52
  5. Step 5: Solve for x
    x = 11,762,299,595,995.52/3,962,075.20
  6. Step 6: Final answer
    x = 2,968,721.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.