Finding the Fourth Proportional to 1,576,454.35, 2,175,861.12 and 1,032,274.09
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Solution
The fourth proportional to 1,576,454.35, 2,175,861.12 and 1,032,274.09 is: 1,424,770.12
Step by Step Solution
- Step 1: Write the proportion equation
1,576,454.35 : 2,175,861.12 = 1,032,274.09 : x - Step 2: Convert to fraction form
1,576,454.35/2,175,861.12 = 1,032,274.09/x - Step 3: Cross multiply
1,576,454.35x = 2,175,861.12 × 1,032,274.09 - Step 4: Simplify right side
1,576,454.35x = 2,246,085,057,614.38 - Step 5: Solve for x
x = 2,246,085,057,614.38/1,576,454.35 - Step 6: Final answer
x = 1,424,770.12
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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.