Home / 3,456,064.80-5,181,639.60-1,325,325.60

Finding the Fourth Proportional to 3,456,064.80, 5,181,639.60 and 1,325,325.60

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Solution

The fourth proportional to 3,456,064.80, 5,181,639.60 and 1,325,325.60 is: 1,987,045.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,064.80 : 5,181,639.60 = 1,325,325.60 : x
  2. Step 2: Convert to fraction form
    3,456,064.80/5,181,639.60 = 1,325,325.60/x
  3. Step 3: Cross multiply
    3,456,064.80x = 5,181,639.60 × 1,325,325.60
  4. Step 4: Simplify right side
    3,456,064.80x = 6,867,359,611,853.76
  5. Step 5: Solve for x
    x = 6,867,359,611,853.76/3,456,064.80
  6. Step 6: Final answer
    x = 1,987,045.96

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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.