Finding the Fourth Proportional to 2,418,010.62, 3,336,854.60 and 1,330,258.80
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Solution
The fourth proportional to 2,418,010.62, 3,336,854.60 and 1,330,258.80 is: 1,835,757.11
Step by Step Solution
- Step 1: Write the proportion equation
2,418,010.62 : 3,336,854.60 = 1,330,258.80 : x - Step 2: Convert to fraction form
2,418,010.62/3,336,854.60 = 1,330,258.80/x - Step 3: Cross multiply
2,418,010.62x = 3,336,854.60 × 1,330,258.80 - Step 4: Simplify right side
2,418,010.62x = 4,438,880,195,970.48 - Step 5: Solve for x
x = 4,438,880,195,970.48/2,418,010.62 - Step 6: Final answer
x = 1,835,757.11
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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.