Home / 2,420,316.96-3,630,442.14-823,993.26

Finding the Fourth Proportional to 2,420,316.96, 3,630,442.14 and 823,993.26

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Solution

The fourth proportional to 2,420,316.96, 3,630,442.14 and 823,993.26 is: 1,235,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,316.96 : 3,630,442.14 = 823,993.26 : x
  2. Step 2: Convert to fraction form
    2,420,316.96/3,630,442.14 = 823,993.26/x
  3. Step 3: Cross multiply
    2,420,316.96x = 3,630,442.14 × 823,993.26
  4. Step 4: Simplify right side
    2,420,316.96x = 2,991,459,854,179.98
  5. Step 5: Solve for x
    x = 2,991,459,854,179.98/2,420,316.96
  6. Step 6: Final answer
    x = 1,235,978.55

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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.