Finding the Fourth Proportional to 5,096,625.87, 7,646,121.16 and 1,684,705.40
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Solution
The fourth proportional to 5,096,625.87, 7,646,121.16 and 1,684,705.40 is: 2,527,448.93
Step by Step Solution
- Step 1: Write the proportion equation
5,096,625.87 : 7,646,121.16 = 1,684,705.40 : x - Step 2: Convert to fraction form
5,096,625.87/7,646,121.16 = 1,684,705.40/x - Step 3: Cross multiply
5,096,625.87x = 7,646,121.16 × 1,684,705.40 - Step 4: Simplify right side
5,096,625.87x = 12,881,461,593,536.85 - Step 5: Solve for x
x = 12,881,461,593,536.85/5,096,625.87 - Step 6: Final answer
x = 2,527,448.93
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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.