Finding the Fourth Proportional to 1,669,797.35, 2,304,319.68 and 905,850.91
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Solution
The fourth proportional to 1,669,797.35, 2,304,319.68 and 905,850.91 is: 1,250,073.90
Step by Step Solution
- Step 1: Write the proportion equation
1,669,797.35 : 2,304,319.68 = 905,850.91 : x - Step 2: Convert to fraction form
1,669,797.35/2,304,319.68 = 905,850.91/x - Step 3: Cross multiply
1,669,797.35x = 2,304,319.68 × 905,850.91 - Step 4: Simplify right side
1,669,797.35x = 2,087,370,073,298.11 - Step 5: Solve for x
x = 2,087,370,073,298.11/1,669,797.35 - Step 6: Final answer
x = 1,250,073.90
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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.