Finding the Fourth Proportional to 5,385,497.16, 8,075,869.74 and 2,017,341
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Solution
The fourth proportional to 5,385,497.16, 8,075,869.74 and 2,017,341 is: 3,025,121.48
Step by Step Solution
- Step 1: Write the proportion equation
5,385,497.16 : 8,075,869.74 = 2,017,341 : x - Step 2: Convert to fraction form
5,385,497.16/8,075,869.74 = 2,017,341/x - Step 3: Cross multiply
5,385,497.16x = 8,075,869.74 × 2,017,341 - Step 4: Simplify right side
5,385,497.16x = 16,291,783,137,161.34 - Step 5: Solve for x
x = 16,291,783,137,161.34/5,385,497.16 - Step 6: Final answer
x = 3,025,121.48
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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.