Home / 4,831,876.08-7,247,815.56-1,420,163.28

Finding the Fourth Proportional to 4,831,876.08, 7,247,815.56 and 1,420,163.28

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Solution

The fourth proportional to 4,831,876.08, 7,247,815.56 and 1,420,163.28 is: 2,130,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831,876.08 : 7,247,815.56 = 1,420,163.28 : x
  2. Step 2: Convert to fraction form
    4,831,876.08/7,247,815.56 = 1,420,163.28/x
  3. Step 3: Cross multiply
    4,831,876.08x = 7,247,815.56 × 1,420,163.28
  4. Step 4: Simplify right side
    4,831,876.08x = 10,293,081,518,524.64
  5. Step 5: Solve for x
    x = 10,293,081,518,524.64/4,831,876.08
  6. Step 6: Final answer
    x = 2,130,245.34

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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.