Finding the Fourth Proportional to 4,163,437.05, 5,743,783.77 and 2,787,224.14
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Solution
The fourth proportional to 4,163,437.05, 5,743,783.77 and 2,787,224.14 is: 3,845,191.50
Step by Step Solution
- Step 1: Write the proportion equation
4,163,437.05 : 5,743,783.77 = 2,787,224.14 : x - Step 2: Convert to fraction form
4,163,437.05/5,743,783.77 = 2,787,224.14/x - Step 3: Cross multiply
4,163,437.05x = 5,743,783.77 × 2,787,224.14 - Step 4: Simplify right side
4,163,437.05x = 16,009,212,749,965.29 - Step 5: Solve for x
x = 16,009,212,749,965.29/4,163,437.05 - Step 6: Final answer
x = 3,845,191.50
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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.