Home / 2,021,691.96-3,019,430.52-1,831,772.88

Finding the Fourth Proportional to 2,021,691.96, 3,019,430.52 and 1,831,772.88

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Solution

The fourth proportional to 2,021,691.96, 3,019,430.52 and 1,831,772.88 is: 2,735,783.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,691.96 : 3,019,430.52 = 1,831,772.88 : x
  2. Step 2: Convert to fraction form
    2,021,691.96/3,019,430.52 = 1,831,772.88/x
  3. Step 3: Cross multiply
    2,021,691.96x = 3,019,430.52 × 1,831,772.88
  4. Step 4: Simplify right side
    2,021,691.96x = 5,530,910,939,580.30
  5. Step 5: Solve for x
    x = 5,530,910,939,580.30/2,021,691.96
  6. Step 6: Final answer
    x = 2,735,783.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.