Finding the Fourth Proportional to 1,196,120.54, 1,650,686.21 and 652,286.09
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Solution
The fourth proportional to 1,196,120.54, 1,650,686.21 and 652,286.09 is: 900,176.53
Step by Step Solution
- Step 1: Write the proportion equation
1,196,120.54 : 1,650,686.21 = 652,286.09 : x - Step 2: Convert to fraction form
1,196,120.54/1,650,686.21 = 652,286.09/x - Step 3: Cross multiply
1,196,120.54x = 1,650,686.21 × 652,286.09 - Step 4: Simplify right side
1,196,120.54x = 1,076,719,642,222.96 - Step 5: Solve for x
x = 1,076,719,642,222.96/1,196,120.54 - Step 6: Final answer
x = 900,176.53
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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.