Finding the Fourth Proportional to 2,170,227.24, 2,994,949.44 and 1,203,398.28
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Solution
The fourth proportional to 2,170,227.24, 2,994,949.44 and 1,203,398.28 is: 1,660,709.50
Step by Step Solution
- Step 1: Write the proportion equation
2,170,227.24 : 2,994,949.44 = 1,203,398.28 : x - Step 2: Convert to fraction form
2,170,227.24/2,994,949.44 = 1,203,398.28/x - Step 3: Cross multiply
2,170,227.24x = 2,994,949.44 × 1,203,398.28 - Step 4: Simplify right side
2,170,227.24x = 3,604,117,004,782.96 - Step 5: Solve for x
x = 3,604,117,004,782.96/2,170,227.24 - Step 6: Final answer
x = 1,660,709.50
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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.