Finding the Fourth Proportional to 4,147,530.39, 6,220,705.10 and 1,307,273.49
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Solution
The fourth proportional to 4,147,530.39, 6,220,705.10 and 1,307,273.49 is: 1,960,724.12
Step by Step Solution
- Step 1: Write the proportion equation
4,147,530.39 : 6,220,705.10 = 1,307,273.49 : x - Step 2: Convert to fraction form
4,147,530.39/6,220,705.10 = 1,307,273.49/x - Step 3: Cross multiply
4,147,530.39x = 6,220,705.10 × 1,307,273.49 - Step 4: Simplify right side
4,147,530.39x = 8,132,162,859,801.43 - Step 5: Solve for x
x = 8,132,162,859,801.43/4,147,530.39 - Step 6: Final answer
x = 1,960,724.12
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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.