Finding the Fourth Proportional to 3,653,497.66, 5,041,836.35 and 2,022,017.53
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Solution
The fourth proportional to 3,653,497.66, 5,041,836.35 and 2,022,017.53 is: 2,790,389.49
Step by Step Solution
- Step 1: Write the proportion equation
3,653,497.66 : 5,041,836.35 = 2,022,017.53 : x - Step 2: Convert to fraction form
3,653,497.66/5,041,836.35 = 2,022,017.53/x - Step 3: Cross multiply
3,653,497.66x = 5,041,836.35 × 2,022,017.53 - Step 4: Simplify right side
3,653,497.66x = 10,194,681,472,981.13 - Step 5: Solve for x
x = 10,194,681,472,981.13/3,653,497.66 - Step 6: Final answer
x = 2,790,389.49
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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.