Finding the Fourth Proportional to 3,828,937.08, 5,283,933.17 and 2,110,057.59
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Solution
The fourth proportional to 3,828,937.08, 5,283,933.17 and 2,110,057.59 is: 2,911,879.48
Step by Step Solution
- Step 1: Write the proportion equation
3,828,937.08 : 5,283,933.17 = 2,110,057.59 : x - Step 2: Convert to fraction form
3,828,937.08/5,283,933.17 = 2,110,057.59/x - Step 3: Cross multiply
3,828,937.08x = 5,283,933.17 × 2,110,057.59 - Step 4: Simplify right side
3,828,937.08x = 11,149,403,305,610.26 - Step 5: Solve for x
x = 11,149,403,305,610.26/3,828,937.08 - Step 6: Final answer
x = 2,911,879.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.