Finding the Fourth Proportional to 1,001,205.32, 1,381,664.74 and 542,324.84
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Solution
The fourth proportional to 1,001,205.32, 1,381,664.74 and 542,324.84 is: 748,409.04
Step by Step Solution
- Step 1: Write the proportion equation
1,001,205.32 : 1,381,664.74 = 542,324.84 : x - Step 2: Convert to fraction form
1,001,205.32/1,381,664.74 = 542,324.84/x - Step 3: Cross multiply
1,001,205.32x = 1,381,664.74 × 542,324.84 - Step 4: Simplify right side
1,001,205.32x = 749,311,109,054.14 - Step 5: Solve for x
x = 749,311,109,054.14/1,001,205.32 - Step 6: Final answer
x = 748,409.04
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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.