Finding the Fourth Proportional to 6,117,409.23, 9,176,114.52 and 2,912,820
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Solution
The fourth proportional to 6,117,409.23, 9,176,114.52 and 2,912,820 is: 4,369,230.32
Step by Step Solution
- Step 1: Write the proportion equation
6,117,409.23 : 9,176,114.52 = 2,912,820 : x - Step 2: Convert to fraction form
6,117,409.23/9,176,114.52 = 2,912,820/x - Step 3: Cross multiply
6,117,409.23x = 9,176,114.52 × 2,912,820 - Step 4: Simplify right side
6,117,409.23x = 26,728,369,896,146.40 - Step 5: Solve for x
x = 26,728,369,896,146.40/6,117,409.23 - Step 6: Final answer
x = 4,369,230.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.