Finding the Fourth Proportional to 2,160,325.10, 3,239,737.23 and 1,202,242.78
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Solution
The fourth proportional to 2,160,325.10, 3,239,737.23 and 1,202,242.78 is: 1,802,946.56
Step by Step Solution
- Step 1: Write the proportion equation
2,160,325.10 : 3,239,737.23 = 1,202,242.78 : x - Step 2: Convert to fraction form
2,160,325.10/3,239,737.23 = 1,202,242.78/x - Step 3: Cross multiply
2,160,325.10x = 3,239,737.23 × 1,202,242.78 - Step 4: Simplify right side
2,160,325.10x = 3,894,950,702,422.78 - Step 5: Solve for x
x = 3,894,950,702,422.78/2,160,325.10 - Step 6: Final answer
x = 1,802,946.56
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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.