Finding the Fourth Proportional to 2,960,804.70, 4,430,709.45 and 2,016,020.70
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Solution
The fourth proportional to 2,960,804.70, 4,430,709.45 and 2,016,020.70 is: 3,016,883.20
Step by Step Solution
- Step 1: Write the proportion equation
2,960,804.70 : 4,430,709.45 = 2,016,020.70 : x - Step 2: Convert to fraction form
2,960,804.70/4,430,709.45 = 2,016,020.70/x - Step 3: Cross multiply
2,960,804.70x = 4,430,709.45 × 2,016,020.70 - Step 4: Simplify right side
2,960,804.70x = 8,932,401,966,885.62 - Step 5: Solve for x
x = 8,932,401,966,885.62/2,960,804.70 - Step 6: Final answer
x = 3,016,883.20
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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.