Home / 1,901,995.75-2,624,754.74-1,042,561.86

Finding the Fourth Proportional to 1,901,995.75, 2,624,754.74 and 1,042,561.86

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Solution

The fourth proportional to 1,901,995.75, 2,624,754.74 and 1,042,561.86 is: 1,438,735.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,995.75 : 2,624,754.74 = 1,042,561.86 : x
  2. Step 2: Convert to fraction form
    1,901,995.75/2,624,754.74 = 1,042,561.86/x
  3. Step 3: Cross multiply
    1,901,995.75x = 2,624,754.74 × 1,042,561.86
  4. Step 4: Simplify right side
    1,901,995.75x = 2,736,469,183,778.22
  5. Step 5: Solve for x
    x = 2,736,469,183,778.22/1,901,995.75
  6. Step 6: Final answer
    x = 1,438,735.70

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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.