Finding the Fourth Proportional to 4,730,933.48, 6,528,687.26 and 2,555,476.70
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Solution
The fourth proportional to 4,730,933.48, 6,528,687.26 and 2,555,476.70 is: 3,526,557.33
Step by Step Solution
- Step 1: Write the proportion equation
4,730,933.48 : 6,528,687.26 = 2,555,476.70 : x - Step 2: Convert to fraction form
4,730,933.48/6,528,687.26 = 2,555,476.70/x - Step 3: Cross multiply
4,730,933.48x = 6,528,687.26 × 2,555,476.70 - Step 4: Simplify right side
4,730,933.48x = 16,683,908,129,096.02 - Step 5: Solve for x
x = 16,683,908,129,096.02/4,730,933.48 - Step 6: Final answer
x = 3,526,557.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.