Finding the Fourth Proportional to 3,029,146.47, 4,179,931.70 and 1,670,931.99
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Solution
The fourth proportional to 3,029,146.47, 4,179,931.70 and 1,670,931.99 is: 2,305,725.94
Step by Step Solution
- Step 1: Write the proportion equation
3,029,146.47 : 4,179,931.70 = 1,670,931.99 : x - Step 2: Convert to fraction form
3,029,146.47/4,179,931.70 = 1,670,931.99/x - Step 3: Cross multiply
3,029,146.47x = 4,179,931.70 × 1,670,931.99 - Step 4: Simplify right side
3,029,146.47x = 6,984,381,585,190.42 - Step 5: Solve for x
x = 6,984,381,585,190.42/3,029,146.47 - Step 6: Final answer
x = 2,305,725.94
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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.