Finding the Fourth Proportional to 1,149,659.19, 1,724,742.09 and 351,003.24
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Solution
The fourth proportional to 1,149,659.19, 1,724,742.09 and 351,003.24 is: 526,582.20
Step by Step Solution
- Step 1: Write the proportion equation
1,149,659.19 : 1,724,742.09 = 351,003.24 : x - Step 2: Convert to fraction form
1,149,659.19/1,724,742.09 = 351,003.24/x - Step 3: Cross multiply
1,149,659.19x = 1,724,742.09 × 351,003.24 - Step 4: Simplify right side
1,149,659.19x = 605,390,061,754.37 - Step 5: Solve for x
x = 605,390,061,754.37/1,149,659.19 - Step 6: Final answer
x = 526,582.20
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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.