Finding the Fourth Proportional to 1,727,607.96, 2,590,304.70 and 717,427.20
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Solution
The fourth proportional to 1,727,607.96, 2,590,304.70 and 717,427.20 is: 1,075,680.99
Step by Step Solution
- Step 1: Write the proportion equation
1,727,607.96 : 2,590,304.70 = 717,427.20 : x - Step 2: Convert to fraction form
1,727,607.96/2,590,304.70 = 717,427.20/x - Step 3: Cross multiply
1,727,607.96x = 2,590,304.70 × 717,427.20 - Step 4: Simplify right side
1,727,607.96x = 1,858,355,048,067.84 - Step 5: Solve for x
x = 1,858,355,048,067.84/1,727,607.96 - Step 6: Final answer
x = 1,075,680.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.