Finding the Fourth Proportional to 1,623,361.93, 2,240,036.93 and 898,108.99
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Solution
The fourth proportional to 1,623,361.93, 2,240,036.93 and 898,108.99 is: 1,239,278.36
Step by Step Solution
- Step 1: Write the proportion equation
1,623,361.93 : 2,240,036.93 = 898,108.99 : x - Step 2: Convert to fraction form
1,623,361.93/2,240,036.93 = 898,108.99/x - Step 3: Cross multiply
1,623,361.93x = 2,240,036.93 × 898,108.99 - Step 4: Simplify right side
1,623,361.93x = 2,011,797,301,410.18 - Step 5: Solve for x
x = 2,011,797,301,410.18/1,623,361.93 - Step 6: Final answer
x = 1,239,278.36
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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.