Finding the Fourth Proportional to 4,335,163.80, 6,506,432.10 and 1,942,690.20
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Solution
The fourth proportional to 4,335,163.80, 6,506,432.10 and 1,942,690.20 is: 2,915,687.26
Step by Step Solution
- Step 1: Write the proportion equation
4,335,163.80 : 6,506,432.10 = 1,942,690.20 : x - Step 2: Convert to fraction form
4,335,163.80/6,506,432.10 = 1,942,690.20/x - Step 3: Cross multiply
4,335,163.80x = 6,506,432.10 × 1,942,690.20 - Step 4: Simplify right side
4,335,163.80x = 12,639,981,877,635.42 - Step 5: Solve for x
x = 12,639,981,877,635.42/4,335,163.80 - Step 6: Final answer
x = 2,915,687.26
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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.