Finding the Fourth Proportional to 2,557,307.41, 3,529,034.14 and 1,395,761.98
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Solution
The fourth proportional to 2,557,307.41, 3,529,034.14 and 1,395,761.98 is: 1,926,124.20
Step by Step Solution
- Step 1: Write the proportion equation
2,557,307.41 : 3,529,034.14 = 1,395,761.98 : x - Step 2: Convert to fraction form
2,557,307.41/3,529,034.14 = 1,395,761.98/x - Step 3: Cross multiply
2,557,307.41x = 3,529,034.14 × 1,395,761.98 - Step 4: Simplify right side
2,557,307.41x = 4,925,691,678,734.00 - Step 5: Solve for x
x = 4,925,691,678,734.00/2,557,307.41 - Step 6: Final answer
x = 1,926,124.20
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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.