Finding the Fourth Proportional to 2,226,204.87, 3,072,163.71 and 1,259,314.55
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Solution
The fourth proportional to 2,226,204.87, 3,072,163.71 and 1,259,314.55 is: 1,737,854.64
Step by Step Solution
- Step 1: Write the proportion equation
2,226,204.87 : 3,072,163.71 = 1,259,314.55 : x - Step 2: Convert to fraction form
2,226,204.87/3,072,163.71 = 1,259,314.55/x - Step 3: Cross multiply
2,226,204.87x = 3,072,163.71 × 1,259,314.55 - Step 4: Simplify right side
2,226,204.87x = 3,868,820,459,984.98 - Step 5: Solve for x
x = 3,868,820,459,984.98/2,226,204.87 - Step 6: Final answer
x = 1,737,854.64
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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.