Home / 3,057,650.79-4,219,450.53-1,680,984.54

Finding the Fourth Proportional to 3,057,650.79, 4,219,450.53 and 1,680,984.54

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Solution

The fourth proportional to 3,057,650.79, 4,219,450.53 and 1,680,984.54 is: 2,319,699.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,650.79 : 4,219,450.53 = 1,680,984.54 : x
  2. Step 2: Convert to fraction form
    3,057,650.79/4,219,450.53 = 1,680,984.54/x
  3. Step 3: Cross multiply
    3,057,650.79x = 4,219,450.53 × 1,680,984.54
  4. Step 4: Simplify right side
    3,057,650.79x = 7,092,831,108,224.81
  5. Step 5: Solve for x
    x = 7,092,831,108,224.81/3,057,650.79
  6. Step 6: Final answer
    x = 2,319,699.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.