Finding the Fourth Proportional to 2,511,038.56, 3,465,160.82 and 1,423,410.68
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Solution
The fourth proportional to 2,511,038.56, 3,465,160.82 and 1,423,410.68 is: 1,964,265.70
Step by Step Solution
- Step 1: Write the proportion equation
2,511,038.56 : 3,465,160.82 = 1,423,410.68 : x - Step 2: Convert to fraction form
2,511,038.56/3,465,160.82 = 1,423,410.68/x - Step 3: Cross multiply
2,511,038.56x = 3,465,160.82 × 1,423,410.68 - Step 4: Simplify right side
2,511,038.56x = 4,932,346,919,105.56 - Step 5: Solve for x
x = 4,932,346,919,105.56/2,511,038.56 - Step 6: Final answer
x = 1,964,265.70
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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.