Finding the Fourth Proportional to 1,435,625.23, 1,981,251.07 and 791,045.26
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Solution
The fourth proportional to 1,435,625.23, 1,981,251.07 and 791,045.26 is: 1,091,691.08
Step by Step Solution
- Step 1: Write the proportion equation
1,435,625.23 : 1,981,251.07 = 791,045.26 : x - Step 2: Convert to fraction form
1,435,625.23/1,981,251.07 = 791,045.26/x - Step 3: Cross multiply
1,435,625.23x = 1,981,251.07 × 791,045.26 - Step 4: Simplify right side
1,435,625.23x = 1,567,259,255,909.56 - Step 5: Solve for x
x = 1,567,259,255,909.56/1,435,625.23 - Step 6: Final answer
x = 1,091,691.08
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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.