Home / 2,777,629.74-4,166,777.52-980,142

Finding the Fourth Proportional to 2,777,629.74, 4,166,777.52 and 980,142

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Solution

The fourth proportional to 2,777,629.74, 4,166,777.52 and 980,142 is: 1,470,330.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,629.74 : 4,166,777.52 = 980,142 : x
  2. Step 2: Convert to fraction form
    2,777,629.74/4,166,777.52 = 980,142/x
  3. Step 3: Cross multiply
    2,777,629.74x = 4,166,777.52 × 980,142
  4. Step 4: Simplify right side
    2,777,629.74x = 4,084,033,652,007.84
  5. Step 5: Solve for x
    x = 4,084,033,652,007.84/2,777,629.74
  6. Step 6: Final answer
    x = 1,470,330.47

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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.