Finding the Fourth Proportional to 4,731,119.97, 7,096,679.20 and 1,136,886.90
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Solution
The fourth proportional to 4,731,119.97, 7,096,679.20 and 1,136,886.90 is: 1,705,330.17
Step by Step Solution
- Step 1: Write the proportion equation
4,731,119.97 : 7,096,679.20 = 1,136,886.90 : x - Step 2: Convert to fraction form
4,731,119.97/7,096,679.20 = 1,136,886.90/x - Step 3: Cross multiply
4,731,119.97x = 7,096,679.20 × 1,136,886.90 - Step 4: Simplify right side
4,731,119.97x = 8,068,121,615,982.48 - Step 5: Solve for x
x = 8,068,121,615,982.48/4,731,119.97 - Step 6: Final answer
x = 1,705,330.17
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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.