Finding the Fourth Proportional to 4,829,277.72, 6,662,949.92 and 2,894,832.48
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Solution
The fourth proportional to 4,829,277.72, 6,662,949.92 and 2,894,832.48 is: 3,993,997.65
Step by Step Solution
- Step 1: Write the proportion equation
4,829,277.72 : 6,662,949.92 = 2,894,832.48 : x - Step 2: Convert to fraction form
4,829,277.72/6,662,949.92 = 2,894,832.48/x - Step 3: Cross multiply
4,829,277.72x = 6,662,949.92 × 2,894,832.48 - Step 4: Simplify right side
4,829,277.72x = 19,288,123,841,029.40 - Step 5: Solve for x
x = 19,288,123,841,029.40/4,829,277.72 - Step 6: Final answer
x = 3,993,997.65
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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.