Finding the Fourth Proportional to 4,816,588.08, 7,219,824.42 and 1,620,604.68
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Solution
The fourth proportional to 4,816,588.08, 7,219,824.42 and 1,620,604.68 is: 2,429,205.29
Step by Step Solution
- Step 1: Write the proportion equation
4,816,588.08 : 7,219,824.42 = 1,620,604.68 : x - Step 2: Convert to fraction form
4,816,588.08/7,219,824.42 = 1,620,604.68/x - Step 3: Cross multiply
4,816,588.08x = 7,219,824.42 × 1,620,604.68 - Step 4: Simplify right side
4,816,588.08x = 11,700,481,243,830.29 - Step 5: Solve for x
x = 11,700,481,243,830.29/4,816,588.08 - Step 6: Final answer
x = 2,429,205.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.