Home / 3,161,371.37-4,362,772.20-1,938,351.25

Finding the Fourth Proportional to 3,161,371.37, 4,362,772.20 and 1,938,351.25

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Solution

The fourth proportional to 3,161,371.37, 4,362,772.20 and 1,938,351.25 is: 2,674,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,371.37 : 4,362,772.20 = 1,938,351.25 : x
  2. Step 2: Convert to fraction form
    3,161,371.37/4,362,772.20 = 1,938,351.25/x
  3. Step 3: Cross multiply
    3,161,371.37x = 4,362,772.20 × 1,938,351.25
  4. Step 4: Simplify right side
    3,161,371.37x = 8,456,584,931,882.53
  5. Step 5: Solve for x
    x = 8,456,584,931,882.53/3,161,371.37
  6. Step 6: Final answer
    x = 2,674,973.60

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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.