Finding the Fourth Proportional to 1,085,399.98, 1,497,829.64 and 671,827.09
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Solution
The fourth proportional to 1,085,399.98, 1,497,829.64 and 671,827.09 is: 927,107.56
Step by Step Solution
- Step 1: Write the proportion equation
1,085,399.98 : 1,497,829.64 = 671,827.09 : x - Step 2: Convert to fraction form
1,085,399.98/1,497,829.64 = 671,827.09/x - Step 3: Cross multiply
1,085,399.98x = 1,497,829.64 × 671,827.09 - Step 4: Simplify right side
1,085,399.98x = 1,006,282,523,628.05 - Step 5: Solve for x
x = 1,006,282,523,628.05/1,085,399.98 - Step 6: Final answer
x = 927,107.56
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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.