Finding the Fourth Proportional to 1,785,649.88, 2,679,184.49 and 571,413.57
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Solution
The fourth proportional to 1,785,649.88, 2,679,184.49 and 571,413.57 is: 857,347.45
Step by Step Solution
- Step 1: Write the proportion equation
1,785,649.88 : 2,679,184.49 = 571,413.57 : x - Step 2: Convert to fraction form
1,785,649.88/2,679,184.49 = 571,413.57/x - Step 3: Cross multiply
1,785,649.88x = 2,679,184.49 × 571,413.57 - Step 4: Simplify right side
1,785,649.88x = 1,530,922,371,262.46 - Step 5: Solve for x
x = 1,530,922,371,262.46/1,785,649.88 - Step 6: Final answer
x = 857,347.45
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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.