Finding the Fourth Proportional to 5,557,632.26, 8,345,988.58 and 3,411,261.08
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Solution
The fourth proportional to 5,557,632.26, 8,345,988.58 and 3,411,261.08 is: 5,122,747.36
Step by Step Solution
- Step 1: Write the proportion equation
5,557,632.26 : 8,345,988.58 = 3,411,261.08 : x - Step 2: Convert to fraction form
5,557,632.26/8,345,988.58 = 3,411,261.08/x - Step 3: Cross multiply
5,557,632.26x = 8,345,988.58 × 3,411,261.08 - Step 4: Simplify right side
5,557,632.26x = 28,470,345,989,589.68 - Step 5: Solve for x
x = 28,470,345,989,589.68/5,557,632.26 - Step 6: Final answer
x = 5,122,747.36
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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.