Home / 4,863,071.22-7,288,628.06-2,728,671.30

Finding the Fourth Proportional to 4,863,071.22, 7,288,628.06 and 2,728,671.30

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Solution

The fourth proportional to 4,863,071.22, 7,288,628.06 and 2,728,671.30 is: 4,089,652.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863,071.22 : 7,288,628.06 = 2,728,671.30 : x
  2. Step 2: Convert to fraction form
    4,863,071.22/7,288,628.06 = 2,728,671.30/x
  3. Step 3: Cross multiply
    4,863,071.22x = 7,288,628.06 × 2,728,671.30
  4. Step 4: Simplify right side
    4,863,071.22x = 19,888,270,210,518.36
  5. Step 5: Solve for x
    x = 19,888,270,210,518.36/4,863,071.22
  6. Step 6: Final answer
    x = 4,089,652.26

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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.