Finding the Fourth Proportional to 4,020,390.48, 6,031,324.44 and 1,324,874.64
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Solution
The fourth proportional to 4,020,390.48, 6,031,324.44 and 1,324,874.64 is: 1,987,555.40
Step by Step Solution
- Step 1: Write the proportion equation
4,020,390.48 : 6,031,324.44 = 1,324,874.64 : x - Step 2: Convert to fraction form
4,020,390.48/6,031,324.44 = 1,324,874.64/x - Step 3: Cross multiply
4,020,390.48x = 6,031,324.44 × 1,324,874.64 - Step 4: Simplify right side
4,020,390.48x = 7,990,748,796,168.20 - Step 5: Solve for x
x = 7,990,748,796,168.20/4,020,390.48 - Step 6: Final answer
x = 1,987,555.40
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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.