Finding the Fourth Proportional to 4,630,634.19, 6,392,496.53 and 3,255,156.99
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Solution
The fourth proportional to 4,630,634.19, 6,392,496.53 and 3,255,156.99 is: 4,493,678.17
Step by Step Solution
- Step 1: Write the proportion equation
4,630,634.19 : 6,392,496.53 = 3,255,156.99 : x - Step 2: Convert to fraction form
4,630,634.19/6,392,496.53 = 3,255,156.99/x - Step 3: Cross multiply
4,630,634.19x = 6,392,496.53 × 3,255,156.99 - Step 4: Simplify right side
4,630,634.19x = 20,808,579,753,007.88 - Step 5: Solve for x
x = 20,808,579,753,007.88/4,630,634.19 - Step 6: Final answer
x = 4,493,678.17
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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.