Finding the Fourth Proportional to 3,312,628.09, 4,571,399.26 and 1,862,329.97
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Solution
The fourth proportional to 3,312,628.09, 4,571,399.26 and 1,862,329.97 is: 2,569,999.90
Step by Step Solution
- Step 1: Write the proportion equation
3,312,628.09 : 4,571,399.26 = 1,862,329.97 : x - Step 2: Convert to fraction form
3,312,628.09/4,571,399.26 = 1,862,329.97/x - Step 3: Cross multiply
3,312,628.09x = 4,571,399.26 × 1,862,329.97 - Step 4: Simplify right side
3,312,628.09x = 8,513,453,860,490.23 - Step 5: Solve for x
x = 8,513,453,860,490.23/3,312,628.09 - Step 6: Final answer
x = 2,569,999.90
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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.