Home / 4,485,480.34-6,729,250.80-1,290,632.98

Finding the Fourth Proportional to 4,485,480.34, 6,729,250.80 and 1,290,632.98

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Solution

The fourth proportional to 4,485,480.34, 6,729,250.80 and 1,290,632.98 is: 1,936,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485,480.34 : 6,729,250.80 = 1,290,632.98 : x
  2. Step 2: Convert to fraction form
    4,485,480.34/6,729,250.80 = 1,290,632.98/x
  3. Step 3: Cross multiply
    4,485,480.34x = 6,729,250.80 × 1,290,632.98
  4. Step 4: Simplify right side
    4,485,480.34x = 8,684,993,013,171.38
  5. Step 5: Solve for x
    x = 8,684,993,013,171.38/4,485,480.34
  6. Step 6: Final answer
    x = 1,936,245.92

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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.