Finding the Fourth Proportional to 3,687,514.02, 5,531,840.86 and 1,258,098.44
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Solution
The fourth proportional to 3,687,514.02, 5,531,840.86 and 1,258,098.44 is: 1,887,342.07
Step by Step Solution
- Step 1: Write the proportion equation
3,687,514.02 : 5,531,840.86 = 1,258,098.44 : x - Step 2: Convert to fraction form
3,687,514.02/5,531,840.86 = 1,258,098.44/x - Step 3: Cross multiply
3,687,514.02x = 5,531,840.86 × 1,258,098.44 - Step 4: Simplify right side
3,687,514.02x = 6,959,600,356,294.26 - Step 5: Solve for x
x = 6,959,600,356,294.26/3,687,514.02 - Step 6: Final answer
x = 1,887,342.07
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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.