Finding the Fourth Proportional to 2,287,945.04, 3,157,448.52 and 1,382,352.08
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Solution
The fourth proportional to 2,287,945.04, 3,157,448.52 and 1,382,352.08 is: 1,907,696.84
Step by Step Solution
- Step 1: Write the proportion equation
2,287,945.04 : 3,157,448.52 = 1,382,352.08 : x - Step 2: Convert to fraction form
2,287,945.04/3,157,448.52 = 1,382,352.08/x - Step 3: Cross multiply
2,287,945.04x = 3,157,448.52 × 1,382,352.08 - Step 4: Simplify right side
2,287,945.04x = 4,364,705,529,114.92 - Step 5: Solve for x
x = 4,364,705,529,114.92/2,287,945.04 - Step 6: Final answer
x = 1,907,696.84
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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.