Finding the Fourth Proportional to 1,412,860.06, 1,949,687.56 and 801,053.99
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Solution
The fourth proportional to 1,412,860.06, 1,949,687.56 and 801,053.99 is: 1,105,420.87
Step by Step Solution
- Step 1: Write the proportion equation
1,412,860.06 : 1,949,687.56 = 801,053.99 : x - Step 2: Convert to fraction form
1,412,860.06/1,949,687.56 = 801,053.99/x - Step 3: Cross multiply
1,412,860.06x = 1,949,687.56 × 801,053.99 - Step 4: Simplify right side
1,412,860.06x = 1,561,804,999,191.36 - Step 5: Solve for x
x = 1,561,804,999,191.36/1,412,860.06 - Step 6: Final answer
x = 1,105,420.87
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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.