Finding the Fourth Proportional to 1,202,136.68, 1,802,789.94 and 348,977.06
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Solution
The fourth proportional to 1,202,136.68, 1,802,789.94 and 348,977.06 is: 523,345.09
Step by Step Solution
- Step 1: Write the proportion equation
1,202,136.68 : 1,802,789.94 = 348,977.06 : x - Step 2: Convert to fraction form
1,202,136.68/1,802,789.94 = 348,977.06/x - Step 3: Cross multiply
1,202,136.68x = 1,802,789.94 × 348,977.06 - Step 4: Simplify right side
1,202,136.68x = 629,132,333,058.78 - Step 5: Solve for x
x = 629,132,333,058.78/1,202,136.68 - Step 6: Final answer
x = 523,345.09
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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.