Home / 2,146,662.45-3,219,971.00-549,212.85

Finding the Fourth Proportional to 2,146,662.45, 3,219,971.00 and 549,212.85

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Solution

The fourth proportional to 2,146,662.45, 3,219,971.00 and 549,212.85 is: 823,813.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,662.45 : 3,219,971.00 = 549,212.85 : x
  2. Step 2: Convert to fraction form
    2,146,662.45/3,219,971.00 = 549,212.85/x
  3. Step 3: Cross multiply
    2,146,662.45x = 3,219,971.00 × 549,212.85
  4. Step 4: Simplify right side
    2,146,662.45x = 1,768,449,447,081.29
  5. Step 5: Solve for x
    x = 1,768,449,447,081.29/2,146,662.45
  6. Step 6: Final answer
    x = 823,813.47

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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.