Finding the Fourth Proportional to 5,450,447.58, 8,176,868.46 and 1,611,970.74
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Solution
The fourth proportional to 5,450,447.58, 8,176,868.46 and 1,611,970.74 is: 2,418,310.15
Step by Step Solution
- Step 1: Write the proportion equation
5,450,447.58 : 8,176,868.46 = 1,611,970.74 : x - Step 2: Convert to fraction form
5,450,447.58/8,176,868.46 = 1,611,970.74/x - Step 3: Cross multiply
5,450,447.58x = 8,176,868.46 × 1,611,970.74 - Step 4: Simplify right side
5,450,447.58x = 13,180,872,702,348.86 - Step 5: Solve for x
x = 13,180,872,702,348.86/5,450,447.58 - Step 6: Final answer
x = 2,418,310.15
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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.