Finding the Fourth Proportional to 2,894,323.05, 3,994,411.12 and 1,605,578.63
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Solution
The fourth proportional to 2,894,323.05, 3,994,411.12 and 1,605,578.63 is: 2,215,834.58
Step by Step Solution
- Step 1: Write the proportion equation
2,894,323.05 : 3,994,411.12 = 1,605,578.63 : x - Step 2: Convert to fraction form
2,894,323.05/3,994,411.12 = 1,605,578.63/x - Step 3: Cross multiply
2,894,323.05x = 3,994,411.12 × 1,605,578.63 - Step 4: Simplify right side
2,894,323.05x = 6,413,341,109,720.36 - Step 5: Solve for x
x = 6,413,341,109,720.36/2,894,323.05 - Step 6: Final answer
x = 2,215,834.58
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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.