Home / 1,980,736.48-2,733,408.72-1,075,318.24

Finding the Fourth Proportional to 1,980,736.48, 2,733,408.72 and 1,075,318.24

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Solution

The fourth proportional to 1,980,736.48, 2,733,408.72 and 1,075,318.24 is: 1,483,935.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,736.48 : 2,733,408.72 = 1,075,318.24 : x
  2. Step 2: Convert to fraction form
    1,980,736.48/2,733,408.72 = 1,075,318.24/x
  3. Step 3: Cross multiply
    1,980,736.48x = 2,733,408.72 × 1,075,318.24
  4. Step 4: Simplify right side
    1,980,736.48x = 2,939,284,253,991.05
  5. Step 5: Solve for x
    x = 2,939,284,253,991.05/1,980,736.48
  6. Step 6: Final answer
    x = 1,483,935.03

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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.