Finding the Fourth Proportional to 3,019,098.16, 4,166,349.24 and 1,660,967.92
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Solution
The fourth proportional to 3,019,098.16, 4,166,349.24 and 1,660,967.92 is: 2,292,132.31
Step by Step Solution
- Step 1: Write the proportion equation
3,019,098.16 : 4,166,349.24 = 1,660,967.92 : x - Step 2: Convert to fraction form
3,019,098.16/4,166,349.24 = 1,660,967.92/x - Step 3: Cross multiply
3,019,098.16x = 4,166,349.24 × 1,660,967.92 - Step 4: Simplify right side
3,019,098.16x = 6,920,172,431,156.38 - Step 5: Solve for x
x = 6,920,172,431,156.38/3,019,098.16 - Step 6: Final answer
x = 2,292,132.31
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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.