Finding the Fourth Proportional to 1,412,859.06, 1,949,686.18 and 801,052.99
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Solution
The fourth proportional to 1,412,859.06, 1,949,686.18 and 801,052.99 is: 1,105,419.49
Step by Step Solution
- Step 1: Write the proportion equation
1,412,859.06 : 1,949,686.18 = 801,052.99 : x - Step 2: Convert to fraction form
1,412,859.06/1,949,686.18 = 801,052.99/x - Step 3: Cross multiply
1,412,859.06x = 1,949,686.18 × 801,052.99 - Step 4: Simplify right side
1,412,859.06x = 1,561,801,937,173.83 - Step 5: Solve for x
x = 1,561,801,937,173.83/1,412,859.06 - Step 6: Final answer
x = 1,105,419.49
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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.