Finding the Fourth Proportional to 1,689,727.79, 2,539,906.10 and 1,467,851.18
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Solution
The fourth proportional to 1,689,727.79, 2,539,906.10 and 1,467,851.18 is: 2,206,393.35
Step by Step Solution
- Step 1: Write the proportion equation
1,689,727.79 : 2,539,906.10 = 1,467,851.18 : x - Step 2: Convert to fraction form
1,689,727.79/2,539,906.10 = 1,467,851.18/x - Step 3: Cross multiply
1,689,727.79x = 2,539,906.10 × 1,467,851.18 - Step 4: Simplify right side
1,689,727.79x = 3,728,204,156,944.30 - Step 5: Solve for x
x = 3,728,204,156,944.30/1,689,727.79 - Step 6: Final answer
x = 2,206,393.35
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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.