Finding the Fourth Proportional to 3,309,245.48, 4,566,261.46 and 1,858,663.12
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Solution
The fourth proportional to 3,309,245.48, 4,566,261.46 and 1,858,663.12 is: 2,564,675.79
Step by Step Solution
- Step 1: Write the proportion equation
3,309,245.48 : 4,566,261.46 = 1,858,663.12 : x - Step 2: Convert to fraction form
3,309,245.48/4,566,261.46 = 1,858,663.12/x - Step 3: Cross multiply
3,309,245.48x = 4,566,261.46 × 1,858,663.12 - Step 4: Simplify right side
3,309,245.48x = 8,487,141,771,979.36 - Step 5: Solve for x
x = 8,487,141,771,979.36/3,309,245.48 - Step 6: Final answer
x = 2,564,675.79
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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.