Finding the Fourth Proportional to 1,686,006.68, 2,530,792.44 and 1,647,931.02
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Solution
The fourth proportional to 1,686,006.68, 2,530,792.44 and 1,647,931.02 is: 2,473,638.70
Step by Step Solution
- Step 1: Write the proportion equation
1,686,006.68 : 2,530,792.44 = 1,647,931.02 : x - Step 2: Convert to fraction form
1,686,006.68/2,530,792.44 = 1,647,931.02/x - Step 3: Cross multiply
1,686,006.68x = 2,530,792.44 × 1,647,931.02 - Step 4: Simplify right side
1,686,006.68x = 4,170,571,367,057.49 - Step 5: Solve for x
x = 4,170,571,367,057.49/1,686,006.68 - Step 6: Final answer
x = 2,473,638.70
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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.