Finding the Fourth Proportional to 4,997,496.42, 7,496,702.10 and 1,403,239.14
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Solution
The fourth proportional to 4,997,496.42, 7,496,702.10 and 1,403,239.14 is: 2,104,987.16
Step by Step Solution
- Step 1: Write the proportion equation
4,997,496.42 : 7,496,702.10 = 1,403,239.14 : x - Step 2: Convert to fraction form
4,997,496.42/7,496,702.10 = 1,403,239.14/x - Step 3: Cross multiply
4,997,496.42x = 7,496,702.10 × 1,403,239.14 - Step 4: Simplify right side
4,997,496.42x = 10,519,665,807,640.19 - Step 5: Solve for x
x = 10,519,665,807,640.19/4,997,496.42 - Step 6: Final answer
x = 2,104,987.16
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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.