Finding the Fourth Proportional to 2,877,524.19, 3,971,274.75 and 2,470,971.96
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Solution
The fourth proportional to 2,877,524.19, 3,971,274.75 and 2,470,971.96 is: 3,410,191.51
Step by Step Solution
- Step 1: Write the proportion equation
2,877,524.19 : 3,971,274.75 = 2,470,971.96 : x - Step 2: Convert to fraction form
2,877,524.19/3,971,274.75 = 2,470,971.96/x - Step 3: Cross multiply
2,877,524.19x = 3,971,274.75 × 2,470,971.96 - Step 4: Simplify right side
2,877,524.19x = 9,812,908,552,706.01 - Step 5: Solve for x
x = 9,812,908,552,706.01/2,877,524.19 - Step 6: Final answer
x = 3,410,191.51
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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.