Finding the Fourth Proportional to 1,214,963.86, 1,676,617.97 and 671,087.94
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Solution
The fourth proportional to 1,214,963.86, 1,676,617.97 and 671,087.94 is: 926,083.60
Step by Step Solution
- Step 1: Write the proportion equation
1,214,963.86 : 1,676,617.97 = 671,087.94 : x - Step 2: Convert to fraction form
1,214,963.86/1,676,617.97 = 671,087.94/x - Step 3: Cross multiply
1,214,963.86x = 1,676,617.97 × 671,087.94 - Step 4: Simplify right side
1,214,963.86x = 1,125,158,099,654.28 - Step 5: Solve for x
x = 1,125,158,099,654.28/1,214,963.86 - Step 6: Final answer
x = 926,083.60
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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.