Finding the Fourth Proportional to 3,726,328.30, 5,590,674.04 and 1,330,119.88
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Solution
The fourth proportional to 3,726,328.30, 5,590,674.04 and 1,330,119.88 is: 1,995,601.59
Step by Step Solution
- Step 1: Write the proportion equation
3,726,328.30 : 5,590,674.04 = 1,330,119.88 : x - Step 2: Convert to fraction form
3,726,328.30/5,590,674.04 = 1,330,119.88/x - Step 3: Cross multiply
3,726,328.30x = 5,590,674.04 × 1,330,119.88 - Step 4: Simplify right side
3,726,328.30x = 7,436,266,683,203.92 - Step 5: Solve for x
x = 7,436,266,683,203.92/3,726,328.30 - Step 6: Final answer
x = 1,995,601.59
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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.