Finding the Fourth Proportional to 1,726,993.36, 2,383,467.08 and 992,177.36
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Solution
The fourth proportional to 1,726,993.36, 2,383,467.08 and 992,177.36 is: 1,369,328.99
Step by Step Solution
- Step 1: Write the proportion equation
1,726,993.36 : 2,383,467.08 = 992,177.36 : x - Step 2: Convert to fraction form
1,726,993.36/2,383,467.08 = 992,177.36/x - Step 3: Cross multiply
1,726,993.36x = 2,383,467.08 × 992,177.36 - Step 4: Simplify right side
1,726,993.36x = 2,364,822,075,081.31 - Step 5: Solve for x
x = 2,364,822,075,081.31/1,726,993.36 - Step 6: Final answer
x = 1,369,328.99
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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.