Finding the Fourth Proportional to 4,032,543.90, 6,048,815.85 and 1,192,403.10
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Solution
The fourth proportional to 4,032,543.90, 6,048,815.85 and 1,192,403.10 is: 1,788,604.65
Step by Step Solution
- Step 1: Write the proportion equation
4,032,543.90 : 6,048,815.85 = 1,192,403.10 : x - Step 2: Convert to fraction form
4,032,543.90/6,048,815.85 = 1,192,403.10/x - Step 3: Cross multiply
4,032,543.90x = 6,048,815.85 × 1,192,403.10 - Step 4: Simplify right side
4,032,543.90x = 7,212,626,770,869.14 - Step 5: Solve for x
x = 7,212,626,770,869.14/4,032,543.90 - Step 6: Final answer
x = 1,788,604.65
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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.