Finding the Fourth Proportional to 4,339,808.68, 6,509,983.68 and 1,144,937.92
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Solution
The fourth proportional to 4,339,808.68, 6,509,983.68 and 1,144,937.92 is: 1,717,478.29
Step by Step Solution
- Step 1: Write the proportion equation
4,339,808.68 : 6,509,983.68 = 1,144,937.92 : x - Step 2: Convert to fraction form
4,339,808.68/6,509,983.68 = 1,144,937.92/x - Step 3: Cross multiply
4,339,808.68x = 6,509,983.68 × 1,144,937.92 - Step 4: Simplify right side
4,339,808.68x = 7,453,527,173,813.15 - Step 5: Solve for x
x = 7,453,527,173,813.15/4,339,808.68 - Step 6: Final answer
x = 1,717,478.29
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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.