Finding the Fourth Proportional to 3,813,711.27, 5,721,354.23 and 1,118,124.42
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Solution
The fourth proportional to 3,813,711.27, 5,721,354.23 and 1,118,124.42 is: 1,677,417.46
Step by Step Solution
- Step 1: Write the proportion equation
3,813,711.27 : 5,721,354.23 = 1,118,124.42 : x - Step 2: Convert to fraction form
3,813,711.27/5,721,354.23 = 1,118,124.42/x - Step 3: Cross multiply
3,813,711.27x = 5,721,354.23 × 1,118,124.42 - Step 4: Simplify right side
3,813,711.27x = 6,397,185,874,442.67 - Step 5: Solve for x
x = 6,397,185,874,442.67/3,813,711.27 - Step 6: Final answer
x = 1,677,417.46
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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.