Finding the Fourth Proportional to 1,072,817.50, 1,480,503.84 and 582,796.12
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Solution
The fourth proportional to 1,072,817.50, 1,480,503.84 and 582,796.12 is: 804,267.17
Step by Step Solution
- Step 1: Write the proportion equation
1,072,817.50 : 1,480,503.84 = 582,796.12 : x - Step 2: Convert to fraction form
1,072,817.50/1,480,503.84 = 582,796.12/x - Step 3: Cross multiply
1,072,817.50x = 1,480,503.84 × 582,796.12 - Step 4: Simplify right side
1,072,817.50x = 862,831,893,597.10 - Step 5: Solve for x
x = 862,831,893,597.10/1,072,817.50 - Step 6: Final answer
x = 804,267.17
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1.5x scale
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.