Finding the Fourth Proportional to 3,238,670.64, 4,852,688.82 and 1,107,592.23
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Solution
The fourth proportional to 3,238,670.64, 4,852,688.82 and 1,107,592.23 is: 1,659,569.94
Step by Step Solution
- Step 1: Write the proportion equation
3,238,670.64 : 4,852,688.82 = 1,107,592.23 : x - Step 2: Convert to fraction form
3,238,670.64/4,852,688.82 = 1,107,592.23/x - Step 3: Cross multiply
3,238,670.64x = 4,852,688.82 × 1,107,592.23 - Step 4: Simplify right side
3,238,670.64x = 5,374,800,431,639.87 - Step 5: Solve for x
x = 5,374,800,431,639.87/3,238,670.64 - Step 6: Final answer
x = 1,659,569.94
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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.