Finding the Fourth Proportional to 1,694,802.72, 2,542,203.26 and 432,629.94
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Solution
The fourth proportional to 1,694,802.72, 2,542,203.26 and 432,629.94 is: 648,944.70
Step by Step Solution
- Step 1: Write the proportion equation
1,694,802.72 : 2,542,203.26 = 432,629.94 : x - Step 2: Convert to fraction form
1,694,802.72/2,542,203.26 = 432,629.94/x - Step 3: Cross multiply
1,694,802.72x = 2,542,203.26 × 432,629.94 - Step 4: Simplify right side
1,694,802.72x = 1,099,833,231,130.59 - Step 5: Solve for x
x = 1,099,833,231,130.59/1,694,802.72 - Step 6: Final answer
x = 648,944.70
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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.