Finding the Fourth Proportional to 2,213,577.24, 3,317,489.81 and 998,261.34
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Solution
The fourth proportional to 2,213,577.24, 3,317,489.81 and 998,261.34 is: 1,496,094.99
Step by Step Solution
- Step 1: Write the proportion equation
2,213,577.24 : 3,317,489.81 = 998,261.34 : x - Step 2: Convert to fraction form
2,213,577.24/3,317,489.81 = 998,261.34/x - Step 3: Cross multiply
2,213,577.24x = 3,317,489.81 × 998,261.34 - Step 4: Simplify right side
2,213,577.24x = 3,311,721,823,166.95 - Step 5: Solve for x
x = 3,311,721,823,166.95/2,213,577.24 - Step 6: Final answer
x = 1,496,094.99
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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.