Finding the Fourth Proportional to 1,926,602.87, 2,658,799.49 and 1,067,163.03
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Solution
The fourth proportional to 1,926,602.87, 2,658,799.49 and 1,067,163.03 is: 1,472,733.47
Step by Step Solution
- Step 1: Write the proportion equation
1,926,602.87 : 2,658,799.49 = 1,067,163.03 : x - Step 2: Convert to fraction form
1,926,602.87/2,658,799.49 = 1,067,163.03/x - Step 3: Cross multiply
1,926,602.87x = 2,658,799.49 × 1,067,163.03 - Step 4: Simplify right side
1,926,602.87x = 2,837,372,514,575.04 - Step 5: Solve for x
x = 2,837,372,514,575.04/1,926,602.87 - Step 6: Final answer
x = 1,472,733.47
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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.