Finding the Fourth Proportional to 1,665,841.20, 2,302,734.84 and 1,486,332.24
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Solution
The fourth proportional to 1,665,841.20, 2,302,734.84 and 1,486,332.24 is: 2,054,595.02
Step by Step Solution
- Step 1: Write the proportion equation
1,665,841.20 : 2,302,734.84 = 1,486,332.24 : x - Step 2: Convert to fraction form
1,665,841.20/2,302,734.84 = 1,486,332.24/x - Step 3: Cross multiply
1,665,841.20x = 2,302,734.84 × 1,486,332.24 - Step 4: Simplify right side
1,665,841.20x = 3,422,629,032,863.24 - Step 5: Solve for x
x = 3,422,629,032,863.24/1,665,841.20 - Step 6: Final answer
x = 2,054,595.02
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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.