Finding the Fourth Proportional to 4,997,992.52, 7,497,269.19 and 1,403,479.19
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Solution
The fourth proportional to 4,997,992.52, 7,497,269.19 and 1,403,479.19 is: 2,105,297.53
Step by Step Solution
- Step 1: Write the proportion equation
4,997,992.52 : 7,497,269.19 = 1,403,479.19 : x - Step 2: Convert to fraction form
4,997,992.52/7,497,269.19 = 1,403,479.19/x - Step 3: Cross multiply
4,997,992.52x = 7,497,269.19 × 1,403,479.19 - Step 4: Simplify right side
4,997,992.52x = 10,522,261,308,736.33 - Step 5: Solve for x
x = 10,522,261,308,736.33/4,997,992.52 - Step 6: Final answer
x = 2,105,297.53
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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.