Finding the Fourth Proportional to 1,151,524.96, 1,589,106.96 and 642,260.08
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Solution
The fourth proportional to 1,151,524.96, 1,589,106.96 and 642,260.08 is: 886,320.31
Step by Step Solution
- Step 1: Write the proportion equation
1,151,524.96 : 1,589,106.96 = 642,260.08 : x - Step 2: Convert to fraction form
1,151,524.96/1,589,106.96 = 642,260.08/x - Step 3: Cross multiply
1,151,524.96x = 1,589,106.96 × 642,260.08 - Step 4: Simplify right side
1,151,524.96x = 1,020,619,963,258.16 - Step 5: Solve for x
x = 1,020,619,963,258.16/1,151,524.96 - Step 6: Final answer
x = 886,320.31
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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.