Finding the Fourth Proportional to 4,790,577.48, 6,610,112.42 and 2,725,472.44
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Solution
The fourth proportional to 4,790,577.48, 6,610,112.42 and 2,725,472.44 is: 3,760,648.75
Step by Step Solution
- Step 1: Write the proportion equation
4,790,577.48 : 6,610,112.42 = 2,725,472.44 : x - Step 2: Convert to fraction form
4,790,577.48/6,610,112.42 = 2,725,472.44/x - Step 3: Cross multiply
4,790,577.48x = 6,610,112.42 × 2,725,472.44 - Step 4: Simplify right side
4,790,577.48x = 18,015,679,226,011.70 - Step 5: Solve for x
x = 18,015,679,226,011.70/4,790,577.48 - Step 6: Final answer
x = 3,760,648.75
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1.5x scale
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.