Finding the Fourth Proportional to 4,731,120.47, 7,096,679.93 and 1,136,887.43
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Solution
The fourth proportional to 4,731,120.47, 7,096,679.93 and 1,136,887.43 is: 1,705,330.95
Step by Step Solution
- Step 1: Write the proportion equation
4,731,120.47 : 7,096,679.93 = 1,136,887.43 : x - Step 2: Convert to fraction form
4,731,120.47/7,096,679.93 = 1,136,887.43/x - Step 3: Cross multiply
4,731,120.47x = 7,096,679.93 × 1,136,887.43 - Step 4: Simplify right side
4,731,120.47x = 8,068,126,174,509.10 - Step 5: Solve for x
x = 8,068,126,174,509.10/4,731,120.47 - Step 6: Final answer
x = 1,705,330.95
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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.