Finding the Fourth Proportional to 1,366,133.12, 1,885,293.36 and 754,283.84
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Solution
The fourth proportional to 1,366,133.12, 1,885,293.36 and 754,283.84 is: 1,040,928.07
Step by Step Solution
- Step 1: Write the proportion equation
1,366,133.12 : 1,885,293.36 = 754,283.84 : x - Step 2: Convert to fraction form
1,366,133.12/1,885,293.36 = 754,283.84/x - Step 3: Cross multiply
1,366,133.12x = 1,885,293.36 × 754,283.84 - Step 4: Simplify right side
1,366,133.12x = 1,422,046,315,107.30 - Step 5: Solve for x
x = 1,422,046,315,107.30/1,366,133.12 - Step 6: Final answer
x = 1,040,928.07
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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.