Home / 2,551,981.09-3,821,668.95-1,901,998.87

Finding the Fourth Proportional to 2,551,981.09, 3,821,668.95 and 1,901,998.87

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Solution

The fourth proportional to 2,551,981.09, 3,821,668.95 and 1,901,998.87 is: 2,848,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,981.09 : 3,821,668.95 = 1,901,998.87 : x
  2. Step 2: Convert to fraction form
    2,551,981.09/3,821,668.95 = 1,901,998.87/x
  3. Step 3: Cross multiply
    2,551,981.09x = 3,821,668.95 × 1,901,998.87
  4. Step 4: Simplify right side
    2,551,981.09x = 7,268,810,011,293.67
  5. Step 5: Solve for x
    x = 7,268,810,011,293.67/2,551,981.09
  6. Step 6: Final answer
    x = 2,848,300.89

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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.