Finding the Fourth Proportional to 3,285,908.68, 4,929,329.46 and 1,011,622.09
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Solution
The fourth proportional to 3,285,908.68, 4,929,329.46 and 1,011,622.09 is: 1,517,576.74
Step by Step Solution
- Step 1: Write the proportion equation
3,285,908.68 : 4,929,329.46 = 1,011,622.09 : x - Step 2: Convert to fraction form
3,285,908.68/4,929,329.46 = 1,011,622.09/x - Step 3: Cross multiply
3,285,908.68x = 4,929,329.46 × 1,011,622.09 - Step 4: Simplify right side
3,285,908.68x = 4,986,618,570,623.77 - Step 5: Solve for x
x = 4,986,618,570,623.77/3,285,908.68 - Step 6: Final answer
x = 1,517,576.74
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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.