Finding the Fourth Proportional to 2,997,870.96, 4,137,160.44 and 1,639,743.92
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Solution
The fourth proportional to 2,997,870.96, 4,137,160.44 and 1,639,743.92 is: 2,262,900.49
Step by Step Solution
- Step 1: Write the proportion equation
2,997,870.96 : 4,137,160.44 = 1,639,743.92 : x - Step 2: Convert to fraction form
2,997,870.96/4,137,160.44 = 1,639,743.92/x - Step 3: Cross multiply
2,997,870.96x = 4,137,160.44 × 1,639,743.92 - Step 4: Simplify right side
2,997,870.96x = 6,783,883,677,554.53 - Step 5: Solve for x
x = 6,783,883,677,554.53/2,997,870.96 - Step 6: Final answer
x = 2,262,900.49
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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.