Finding the Fourth Proportional to 1,752,122.08, 2,628,204.18 and 687,665.44
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Solution
The fourth proportional to 1,752,122.08, 2,628,204.18 and 687,665.44 is: 1,031,506.43
Step by Step Solution
- Step 1: Write the proportion equation
1,752,122.08 : 2,628,204.18 = 687,665.44 : x - Step 2: Convert to fraction form
1,752,122.08/2,628,204.18 = 687,665.44/x - Step 3: Cross multiply
1,752,122.08x = 2,628,204.18 × 687,665.44 - Step 4: Simplify right side
1,752,122.08x = 1,807,325,183,849.54 - Step 5: Solve for x
x = 1,807,325,183,849.54/1,752,122.08 - Step 6: Final answer
x = 1,031,506.43
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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.