Finding the Fourth Proportional to 1,801,809.25, 2,702,629.58 and 522,378.71
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Solution
The fourth proportional to 1,801,809.25, 2,702,629.58 and 522,378.71 is: 783,543.63
Step by Step Solution
- Step 1: Write the proportion equation
1,801,809.25 : 2,702,629.58 = 522,378.71 : x - Step 2: Convert to fraction form
1,801,809.25/2,702,629.58 = 522,378.71/x - Step 3: Cross multiply
1,801,809.25x = 2,702,629.58 × 522,378.71 - Step 4: Simplify right side
1,801,809.25x = 1,411,796,153,608.24 - Step 5: Solve for x
x = 1,411,796,153,608.24/1,801,809.25 - Step 6: Final answer
x = 783,543.63
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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.