Finding the Fourth Proportional to 2,915,411.77, 4,023,274.71 and 1,626,335.65
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Solution
The fourth proportional to 2,915,411.77, 4,023,274.71 and 1,626,335.65 is: 2,244,346.80
Step by Step Solution
- Step 1: Write the proportion equation
2,915,411.77 : 4,023,274.71 = 1,626,335.65 : x - Step 2: Convert to fraction form
2,915,411.77/4,023,274.71 = 1,626,335.65/x - Step 3: Cross multiply
2,915,411.77x = 4,023,274.71 × 1,626,335.65 - Step 4: Simplify right side
2,915,411.77x = 6,543,195,092,596.13 - Step 5: Solve for x
x = 6,543,195,092,596.13/2,915,411.77 - Step 6: Final answer
x = 2,244,346.80
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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.