Finding the Fourth Proportional to 1,276,748.07, 1,761,897.99 and 695,958.48
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Solution
The fourth proportional to 1,276,748.07, 1,761,897.99 and 695,958.48 is: 960,414.88
Step by Step Solution
- Step 1: Write the proportion equation
1,276,748.07 : 1,761,897.99 = 695,958.48 : x - Step 2: Convert to fraction form
1,276,748.07/1,761,897.99 = 695,958.48/x - Step 3: Cross multiply
1,276,748.07x = 1,761,897.99 × 695,958.48 - Step 4: Simplify right side
1,276,748.07x = 1,226,207,847,035.46 - Step 5: Solve for x
x = 1,226,207,847,035.46/1,276,748.07 - Step 6: Final answer
x = 960,414.88
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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.