Finding the Fourth Proportional to 1,052,724.18, 1,579,071.60 and 253,999.02
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Solution
The fourth proportional to 1,052,724.18, 1,579,071.60 and 253,999.02 is: 380,994.99
Step by Step Solution
- Step 1: Write the proportion equation
1,052,724.18 : 1,579,071.60 = 253,999.02 : x - Step 2: Convert to fraction form
1,052,724.18/1,579,071.60 = 253,999.02/x - Step 3: Cross multiply
1,052,724.18x = 1,579,071.60 × 253,999.02 - Step 4: Simplify right side
1,052,724.18x = 401,082,638,909.83 - Step 5: Solve for x
x = 401,082,638,909.83/1,052,724.18 - Step 6: Final answer
x = 380,994.99
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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.