Finding the Fourth Proportional to 1,531,727.02, 2,297,589.42 and 689,294.62
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Solution
The fourth proportional to 1,531,727.02, 2,297,589.42 and 689,294.62 is: 1,033,941.43
Step by Step Solution
- Step 1: Write the proportion equation
1,531,727.02 : 2,297,589.42 = 689,294.62 : x - Step 2: Convert to fraction form
1,531,727.02/2,297,589.42 = 689,294.62/x - Step 3: Cross multiply
1,531,727.02x = 2,297,589.42 × 689,294.62 - Step 4: Simplify right side
1,531,727.02x = 1,583,716,026,174.92 - Step 5: Solve for x
x = 1,583,716,026,174.92/1,531,727.02 - Step 6: Final answer
x = 1,033,941.43
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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.