Finding the Fourth Proportional to 2,604,639.31, 3,908,291.22 and 1,239,954.96
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Solution
The fourth proportional to 2,604,639.31, 3,908,291.22 and 1,239,954.96 is: 1,860,566.66
Step by Step Solution
- Step 1: Write the proportion equation
2,604,639.31 : 3,908,291.22 = 1,239,954.96 : x - Step 2: Convert to fraction form
2,604,639.31/3,908,291.22 = 1,239,954.96/x - Step 3: Cross multiply
2,604,639.31x = 3,908,291.22 × 1,239,954.96 - Step 4: Simplify right side
2,604,639.31x = 4,846,105,057,622.22 - Step 5: Solve for x
x = 4,846,105,057,622.22/2,604,639.31 - Step 6: Final answer
x = 1,860,566.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.