Finding the Fourth Proportional to 1,705,006.36, 2,557,487.26 and 490,614.68
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Solution
The fourth proportional to 1,705,006.36, 2,557,487.26 and 490,614.68 is: 735,915.61
Step by Step Solution
- Step 1: Write the proportion equation
1,705,006.36 : 2,557,487.26 = 490,614.68 : x - Step 2: Convert to fraction form
1,705,006.36/2,557,487.26 = 490,614.68/x - Step 3: Cross multiply
1,705,006.36x = 2,557,487.26 × 490,614.68 - Step 4: Simplify right side
1,705,006.36x = 1,254,740,793,668.98 - Step 5: Solve for x
x = 1,254,740,793,668.98/1,705,006.36 - Step 6: Final answer
x = 735,915.61
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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.