Finding the Fourth Proportional to 2,420,613.20, 3,340,471.08 and 1,332,986
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Solution
The fourth proportional to 2,420,613.20, 3,340,471.08 and 1,332,986 is: 1,839,534.37
Step by Step Solution
- Step 1: Write the proportion equation
2,420,613.20 : 3,340,471.08 = 1,332,986 : x - Step 2: Convert to fraction form
2,420,613.20/3,340,471.08 = 1,332,986/x - Step 3: Cross multiply
2,420,613.20x = 3,340,471.08 × 1,332,986 - Step 4: Simplify right side
2,420,613.20x = 4,452,801,183,044.88 - Step 5: Solve for x
x = 4,452,801,183,044.88/2,420,613.20 - Step 6: Final answer
x = 1,839,534.37
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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.