Finding the Fourth Proportional to 4,537,395.80, 6,800,828.49 and 1,838,364.42
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Solution
The fourth proportional to 4,537,395.80, 6,800,828.49 and 1,838,364.42 is: 2,755,413.39
Step by Step Solution
- Step 1: Write the proportion equation
4,537,395.80 : 6,800,828.49 = 1,838,364.42 : x - Step 2: Convert to fraction form
4,537,395.80/6,800,828.49 = 1,838,364.42/x - Step 3: Cross multiply
4,537,395.80x = 6,800,828.49 × 1,838,364.42 - Step 4: Simplify right side
4,537,395.80x = 12,502,401,122,538.33 - Step 5: Solve for x
x = 12,502,401,122,538.33/4,537,395.80 - Step 6: Final answer
x = 2,755,413.39
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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.