Finding the Fourth Proportional to 4,233,137.21, 5,841,837.95 and 2,299,508.45
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Solution
The fourth proportional to 4,233,137.21, 5,841,837.95 and 2,299,508.45 is: 3,173,380.65
Step by Step Solution
- Step 1: Write the proportion equation
4,233,137.21 : 5,841,837.95 = 2,299,508.45 : x - Step 2: Convert to fraction form
4,233,137.21/5,841,837.95 = 2,299,508.45/x - Step 3: Cross multiply
4,233,137.21x = 5,841,837.95 × 2,299,508.45 - Step 4: Simplify right side
4,233,137.21x = 13,433,355,729,555.68 - Step 5: Solve for x
x = 13,433,355,729,555.68/4,233,137.21 - Step 6: Final answer
x = 3,173,380.65
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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.