Finding the Fourth Proportional to 5,727,244.68, 7,903,747.32 and 3,113,924.56
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Solution
The fourth proportional to 5,727,244.68, 7,903,747.32 and 3,113,924.56 is: 4,297,297.26
Step by Step Solution
- Step 1: Write the proportion equation
5,727,244.68 : 7,903,747.32 = 3,113,924.56 : x - Step 2: Convert to fraction form
5,727,244.68/7,903,747.32 = 3,113,924.56/x - Step 3: Cross multiply
5,727,244.68x = 7,903,747.32 × 3,113,924.56 - Step 4: Simplify right side
5,727,244.68x = 24,611,672,895,782.18 - Step 5: Solve for x
x = 24,611,672,895,782.18/5,727,244.68 - Step 6: Final answer
x = 4,297,297.26
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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.