Home / 2,021,075.36-3,028,980.32-821,596.56

Finding the Fourth Proportional to 2,021,075.36, 3,028,980.32 and 821,596.56

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Solution

The fourth proportional to 2,021,075.36, 3,028,980.32 and 821,596.56 is: 1,231,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,075.36 : 3,028,980.32 = 821,596.56 : x
  2. Step 2: Convert to fraction form
    2,021,075.36/3,028,980.32 = 821,596.56/x
  3. Step 3: Cross multiply
    2,021,075.36x = 3,028,980.32 × 821,596.56
  4. Step 4: Simplify right side
    2,021,075.36x = 2,488,599,811,219.70
  5. Step 5: Solve for x
    x = 2,488,599,811,219.70/2,021,075.36
  6. Step 6: Final answer
    x = 1,231,324.60

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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.