Finding the Fourth Proportional to 5,658,492.12, 8,488,342.62 and 2,420,364.84
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Solution
The fourth proportional to 5,658,492.12, 8,488,342.62 and 2,420,364.84 is: 3,630,805.80
Step by Step Solution
- Step 1: Write the proportion equation
5,658,492.12 : 8,488,342.62 = 2,420,364.84 : x - Step 2: Convert to fraction form
5,658,492.12/8,488,342.62 = 2,420,364.84/x - Step 3: Cross multiply
5,658,492.12x = 8,488,342.62 × 2,420,364.84 - Step 4: Simplify right side
5,658,492.12x = 20,544,886,027,321.48 - Step 5: Solve for x
x = 20,544,886,027,321.48/5,658,492.12 - Step 6: Final answer
x = 3,630,805.80
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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.