Finding the Fourth Proportional to 4,855,953.60, 7,284,805.20 and 2,016,352.80
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Solution
The fourth proportional to 4,855,953.60, 7,284,805.20 and 2,016,352.80 is: 3,024,892.45
Step by Step Solution
- Step 1: Write the proportion equation
4,855,953.60 : 7,284,805.20 = 2,016,352.80 : x - Step 2: Convert to fraction form
4,855,953.60/7,284,805.20 = 2,016,352.80/x - Step 3: Cross multiply
4,855,953.60x = 7,284,805.20 × 2,016,352.80 - Step 4: Simplify right side
4,855,953.60x = 14,688,737,362,474.56 - Step 5: Solve for x
x = 14,688,737,362,474.56/4,855,953.60 - Step 6: Final answer
x = 3,024,892.45
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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.