Finding the Fourth Proportional to 1,609,934.70, 2,414,902.06 and 863,438.70
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Solution
The fourth proportional to 1,609,934.70, 2,414,902.06 and 863,438.70 is: 1,295,158.06
Step by Step Solution
- Step 1: Write the proportion equation
1,609,934.70 : 2,414,902.06 = 863,438.70 : x - Step 2: Convert to fraction form
1,609,934.70/2,414,902.06 = 863,438.70/x - Step 3: Cross multiply
1,609,934.70x = 2,414,902.06 × 863,438.70 - Step 4: Simplify right side
1,609,934.70x = 2,085,119,895,313.72 - Step 5: Solve for x
x = 2,085,119,895,313.72/1,609,934.70 - Step 6: Final answer
x = 1,295,158.06
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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.