Finding the Fourth Proportional to 3,498,176.64, 4,828,691.52 and 2,048,338.08
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Solution
The fourth proportional to 3,498,176.64, 4,828,691.52 and 2,048,338.08 is: 2,827,413.75
Step by Step Solution
- Step 1: Write the proportion equation
3,498,176.64 : 4,828,691.52 = 2,048,338.08 : x - Step 2: Convert to fraction form
3,498,176.64/4,828,691.52 = 2,048,338.08/x - Step 3: Cross multiply
3,498,176.64x = 4,828,691.52 × 2,048,338.08 - Step 4: Simplify right side
3,498,176.64x = 9,890,792,716,989.08 - Step 5: Solve for x
x = 9,890,792,716,989.08/3,498,176.64 - Step 6: Final answer
x = 2,827,413.75
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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.