Finding the Fourth Proportional to 4,648,939.97, 6,961,812.33 and 2,937,921.38
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Solution
The fourth proportional to 4,648,939.97, 6,961,812.33 and 2,937,921.38 is: 4,399,552.89
Step by Step Solution
- Step 1: Write the proportion equation
4,648,939.97 : 6,961,812.33 = 2,937,921.38 : x - Step 2: Convert to fraction form
4,648,939.97/6,961,812.33 = 2,937,921.38/x - Step 3: Cross multiply
4,648,939.97x = 6,961,812.33 × 2,937,921.38 - Step 4: Simplify right side
4,648,939.97x = 20,453,257,304,541.04 - Step 5: Solve for x
x = 20,453,257,304,541.04/4,648,939.97 - Step 6: Final answer
x = 4,399,552.89
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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.