Finding the Fourth Proportional to 3,382,856.59, 4,663,825.99 and 2,687,444.79
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Solution
The fourth proportional to 3,382,856.59, 4,663,825.99 and 2,687,444.79 is: 3,705,086.08
Step by Step Solution
- Step 1: Write the proportion equation
3,382,856.59 : 4,663,825.99 = 2,687,444.79 : x - Step 2: Convert to fraction form
3,382,856.59/4,663,825.99 = 2,687,444.79/x - Step 3: Cross multiply
3,382,856.59x = 4,663,825.99 × 2,687,444.79 - Step 4: Simplify right side
3,382,856.59x = 12,533,774,858,292.09 - Step 5: Solve for x
x = 12,533,774,858,292.09/3,382,856.59 - Step 6: Final answer
x = 3,705,086.08
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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.