Finding the Fourth Proportional to 3,159,160.47, 4,738,734.95 and 1,029,242.07
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Solution
The fourth proportional to 3,159,160.47, 4,738,734.95 and 1,029,242.07 is: 1,543,861.23
Step by Step Solution
- Step 1: Write the proportion equation
3,159,160.47 : 4,738,734.95 = 1,029,242.07 : x - Step 2: Convert to fraction form
3,159,160.47/4,738,734.95 = 1,029,242.07/x - Step 3: Cross multiply
3,159,160.47x = 4,738,734.95 × 1,029,242.07 - Step 4: Simplify right side
3,159,160.47x = 4,877,305,363,973.14 - Step 5: Solve for x
x = 4,877,305,363,973.14/3,159,160.47 - Step 6: Final answer
x = 1,543,861.23
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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.