Home / 1,110,222.22-1,665,997.71-1,019,877.25

Finding the Fourth Proportional to 1,110,222.22, 1,665,997.71 and 1,019,877.25

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Solution

The fourth proportional to 1,110,222.22, 1,665,997.71 and 1,019,877.25 is: 1,530,426.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,222.22 : 1,665,997.71 = 1,019,877.25 : x
  2. Step 2: Convert to fraction form
    1,110,222.22/1,665,997.71 = 1,019,877.25/x
  3. Step 3: Cross multiply
    1,110,222.22x = 1,665,997.71 × 1,019,877.25
  4. Step 4: Simplify right side
    1,110,222.22x = 1,699,113,162,981.10
  5. Step 5: Solve for x
    x = 1,699,113,162,981.10/1,110,222.22
  6. Step 6: Final answer
    x = 1,530,426.19

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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.