Finding the Fourth Proportional to 3,553,859.52, 5,330,804.79 and 1,125,024.66
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Solution
The fourth proportional to 3,553,859.52, 5,330,804.79 and 1,125,024.66 is: 1,687,541.90
Step by Step Solution
- Step 1: Write the proportion equation
3,553,859.52 : 5,330,804.79 = 1,125,024.66 : x - Step 2: Convert to fraction form
3,553,859.52/5,330,804.79 = 1,125,024.66/x - Step 3: Cross multiply
3,553,859.52x = 5,330,804.79 × 1,125,024.66 - Step 4: Simplify right side
3,553,859.52x = 5,997,286,850,614.96 - Step 5: Solve for x
x = 5,997,286,850,614.96/3,553,859.52 - Step 6: Final answer
x = 1,687,541.90
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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.