Finding the Fourth Proportional to 5,153,793.59, 7,728,718.84 and 1,694,727.47
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Solution
The fourth proportional to 5,153,793.59, 7,728,718.84 and 1,694,727.47 is: 2,541,442.90
Step by Step Solution
- Step 1: Write the proportion equation
5,153,793.59 : 7,728,718.84 = 1,694,727.47 : x - Step 2: Convert to fraction form
5,153,793.59/7,728,718.84 = 1,694,727.47/x - Step 3: Cross multiply
5,153,793.59x = 7,728,718.84 × 1,694,727.47 - Step 4: Simplify right side
5,153,793.59x = 13,098,072,126,054.54 - Step 5: Solve for x
x = 13,098,072,126,054.54/5,153,793.59 - Step 6: Final answer
x = 2,541,442.90
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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.