Finding the Fourth Proportional to 2,425,726.48, 3,639,428.76 and 829,413.40
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Solution
The fourth proportional to 2,425,726.48, 3,639,428.76 and 829,413.40 is: 1,244,406.99
Step by Step Solution
- Step 1: Write the proportion equation
2,425,726.48 : 3,639,428.76 = 829,413.40 : x - Step 2: Convert to fraction form
2,425,726.48/3,639,428.76 = 829,413.40/x - Step 3: Cross multiply
2,425,726.48x = 3,639,428.76 × 829,413.40 - Step 4: Simplify right side
2,425,726.48x = 3,018,590,981,889.38 - Step 5: Solve for x
x = 3,018,590,981,889.38/2,425,726.48 - Step 6: Final answer
x = 1,244,406.99
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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.