Finding the Fourth Proportional to 1,977,605.97, 2,966,413.82 and 557,669.49
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Solution
The fourth proportional to 1,977,605.97, 2,966,413.82 and 557,669.49 is: 836,505.61
Step by Step Solution
- Step 1: Write the proportion equation
1,977,605.97 : 2,966,413.82 = 557,669.49 : x - Step 2: Convert to fraction form
1,977,605.97/2,966,413.82 = 557,669.49/x - Step 3: Cross multiply
1,977,605.97x = 2,966,413.82 × 557,669.49 - Step 4: Simplify right side
1,977,605.97x = 1,654,278,482,128.35 - Step 5: Solve for x
x = 1,654,278,482,128.35/1,977,605.97 - Step 6: Final answer
x = 836,505.61
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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.