Home / 1,942,007.06-2,680,285.41-1,168,419.80

Finding the Fourth Proportional to 1,942,007.06, 2,680,285.41 and 1,168,419.80

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Solution

The fourth proportional to 1,942,007.06, 2,680,285.41 and 1,168,419.80 is: 1,612,609.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,007.06 : 2,680,285.41 = 1,168,419.80 : x
  2. Step 2: Convert to fraction form
    1,942,007.06/2,680,285.41 = 1,168,419.80/x
  3. Step 3: Cross multiply
    1,942,007.06x = 2,680,285.41 × 1,168,419.80
  4. Step 4: Simplify right side
    1,942,007.06x = 3,131,698,529,293.69
  5. Step 5: Solve for x
    x = 3,131,698,529,293.69/1,942,007.06
  6. Step 6: Final answer
    x = 1,612,609.24

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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.