Finding the Fourth Proportional to 2,538,593.45, 3,503,774.64 and 1,723,059.93
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Solution
The fourth proportional to 2,538,593.45, 3,503,774.64 and 1,723,059.93 is: 2,378,172.72
Step by Step Solution
- Step 1: Write the proportion equation
2,538,593.45 : 3,503,774.64 = 1,723,059.93 : x - Step 2: Convert to fraction form
2,538,593.45/3,503,774.64 = 1,723,059.93/x - Step 3: Cross multiply
2,538,593.45x = 3,503,774.64 × 1,723,059.93 - Step 4: Simplify right side
2,538,593.45x = 6,037,213,685,934.18 - Step 5: Solve for x
x = 6,037,213,685,934.18/2,538,593.45 - Step 6: Final answer
x = 2,378,172.72
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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.