Home / 2,263,643.98-3,123,887.79-1,245,075.46

Finding the Fourth Proportional to 2,263,643.98, 3,123,887.79 and 1,245,075.46

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Solution

The fourth proportional to 2,263,643.98, 3,123,887.79 and 1,245,075.46 is: 1,718,236.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263,643.98 : 3,123,887.79 = 1,245,075.46 : x
  2. Step 2: Convert to fraction form
    2,263,643.98/3,123,887.79 = 1,245,075.46/x
  3. Step 3: Cross multiply
    2,263,643.98x = 3,123,887.79 × 1,245,075.46
  4. Step 4: Simplify right side
    2,263,643.98x = 3,889,476,027,122.63
  5. Step 5: Solve for x
    x = 3,889,476,027,122.63/2,263,643.98
  6. Step 6: Final answer
    x = 1,718,236.64

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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.