Home / 3,222,542.37-4,447,019.66-1,772,237.78

Finding the Fourth Proportional to 3,222,542.37, 4,447,019.66 and 1,772,237.78

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Solution

The fourth proportional to 3,222,542.37, 4,447,019.66 and 1,772,237.78 is: 2,445,639.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,542.37 : 4,447,019.66 = 1,772,237.78 : x
  2. Step 2: Convert to fraction form
    3,222,542.37/4,447,019.66 = 1,772,237.78/x
  3. Step 3: Cross multiply
    3,222,542.37x = 4,447,019.66 × 1,772,237.78
  4. Step 4: Simplify right side
    3,222,542.37x = 7,881,176,232,050.25
  5. Step 5: Solve for x
    x = 7,881,176,232,050.25/3,222,542.37
  6. Step 6: Final answer
    x = 2,445,639.29

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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.