Finding the Fourth Proportional to 1,251,922.26, 1,727,494.29 and 742,525.14
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Solution
The fourth proportional to 1,251,922.26, 1,727,494.29 and 742,525.14 is: 1,024,590.73
Step by Step Solution
- Step 1: Write the proportion equation
1,251,922.26 : 1,727,494.29 = 742,525.14 : x - Step 2: Convert to fraction form
1,251,922.26/1,727,494.29 = 742,525.14/x - Step 3: Cross multiply
1,251,922.26x = 1,727,494.29 × 742,525.14 - Step 4: Simplify right side
1,251,922.26x = 1,282,707,939,531.45 - Step 5: Solve for x
x = 1,282,707,939,531.45/1,251,922.26 - Step 6: Final answer
x = 1,024,590.73
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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.