Finding the Fourth Proportional to 1,366,705.49, 2,052,165.11 and 1,156,238.93
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Solution
The fourth proportional to 1,366,705.49, 2,052,165.11 and 1,156,238.93 is: 1,736,140.83
Step by Step Solution
- Step 1: Write the proportion equation
1,366,705.49 : 2,052,165.11 = 1,156,238.93 : x - Step 2: Convert to fraction form
1,366,705.49/2,052,165.11 = 1,156,238.93/x - Step 3: Cross multiply
1,366,705.49x = 2,052,165.11 × 1,156,238.93 - Step 4: Simplify right side
1,366,705.49x = 2,372,793,190,318.95 - Step 5: Solve for x
x = 2,372,793,190,318.95/1,366,705.49 - Step 6: Final answer
x = 1,736,140.83
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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.