Finding the Fourth Proportional to 2,627,489.14, 3,625,933.40 and 1,420,265.14
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Solution
The fourth proportional to 2,627,489.14, 3,625,933.40 and 1,420,265.14 is: 1,959,965.02
Step by Step Solution
- Step 1: Write the proportion equation
2,627,489.14 : 3,625,933.40 = 1,420,265.14 : x - Step 2: Convert to fraction form
2,627,489.14/3,625,933.40 = 1,420,265.14/x - Step 3: Cross multiply
2,627,489.14x = 3,625,933.40 × 1,420,265.14 - Step 4: Simplify right side
2,627,489.14x = 5,149,786,789,852.01 - Step 5: Solve for x
x = 5,149,786,789,852.01/2,627,489.14 - Step 6: Final answer
x = 1,959,965.02
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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.