Finding the Fourth Proportional to 1,085,413.18, 1,497,920.19 and 601,949.52
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Solution
The fourth proportional to 1,085,413.18, 1,497,920.19 and 601,949.52 is: 830,718.07
Step by Step Solution
- Step 1: Write the proportion equation
1,085,413.18 : 1,497,920.19 = 601,949.52 : x - Step 2: Convert to fraction form
1,085,413.18/1,497,920.19 = 601,949.52/x - Step 3: Cross multiply
1,085,413.18x = 1,497,920.19 × 601,949.52 - Step 4: Simplify right side
1,085,413.18x = 901,672,339,368.81 - Step 5: Solve for x
x = 901,672,339,368.81/1,085,413.18 - Step 6: Final answer
x = 830,718.07
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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.