Home / 3,762,023.66-5,191,912.83-2,130,721.22

Finding the Fourth Proportional to 3,762,023.66, 5,191,912.83 and 2,130,721.22

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Solution

The fourth proportional to 3,762,023.66, 5,191,912.83 and 2,130,721.22 is: 2,940,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762,023.66 : 5,191,912.83 = 2,130,721.22 : x
  2. Step 2: Convert to fraction form
    3,762,023.66/5,191,912.83 = 2,130,721.22/x
  3. Step 3: Cross multiply
    3,762,023.66x = 5,191,912.83 × 2,130,721.22
  4. Step 4: Simplify right side
    3,762,023.66x = 11,062,518,839,271.25
  5. Step 5: Solve for x
    x = 11,062,518,839,271.25/3,762,023.66
  6. Step 6: Final answer
    x = 2,940,576.63

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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.