Finding the Fourth Proportional to 5,486,495.88, 8,230,137.48 and 1,892,209.98
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Solution
The fourth proportional to 5,486,495.88, 8,230,137.48 and 1,892,209.98 is: 2,838,450.74
Step by Step Solution
- Step 1: Write the proportion equation
5,486,495.88 : 8,230,137.48 = 1,892,209.98 : x - Step 2: Convert to fraction form
5,486,495.88/8,230,137.48 = 1,892,209.98/x - Step 3: Cross multiply
5,486,495.88x = 8,230,137.48 × 1,892,209.98 - Step 4: Simplify right side
5,486,495.88x = 15,573,148,276,428.05 - Step 5: Solve for x
x = 15,573,148,276,428.05/5,486,495.88 - Step 6: Final answer
x = 2,838,450.74
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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.