Home / 3,968,511.80-5,952,754.68-1,089,881.24

Finding the Fourth Proportional to 3,968,511.80, 5,952,754.68 and 1,089,881.24

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Solution

The fourth proportional to 3,968,511.80, 5,952,754.68 and 1,089,881.24 is: 1,634,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968,511.80 : 5,952,754.68 = 1,089,881.24 : x
  2. Step 2: Convert to fraction form
    3,968,511.80/5,952,754.68 = 1,089,881.24/x
  3. Step 3: Cross multiply
    3,968,511.80x = 5,952,754.68 × 1,089,881.24
  4. Step 4: Simplify right side
    3,968,511.80x = 6,487,795,652,054.20
  5. Step 5: Solve for x
    x = 6,487,795,652,054.20/3,968,511.80
  6. Step 6: Final answer
    x = 1,634,818.28

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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.