Home / 3,258,188.80-4,889,032.80-1,365,121.60

Finding the Fourth Proportional to 3,258,188.80, 4,889,032.80 and 1,365,121.60

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Solution

The fourth proportional to 3,258,188.80, 4,889,032.80 and 1,365,121.60 is: 2,048,415.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,188.80 : 4,889,032.80 = 1,365,121.60 : x
  2. Step 2: Convert to fraction form
    3,258,188.80/4,889,032.80 = 1,365,121.60/x
  3. Step 3: Cross multiply
    3,258,188.80x = 4,889,032.80 × 1,365,121.60
  4. Step 4: Simplify right side
    3,258,188.80x = 6,674,124,278,388.48
  5. Step 5: Solve for x
    x = 6,674,124,278,388.48/3,258,188.80
  6. Step 6: Final answer
    x = 2,048,415.45

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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.