Finding the Fourth Proportional to 1,060,545.57, 1,590,821.61 and 261,827.19
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Solution
The fourth proportional to 1,060,545.57, 1,590,821.61 and 261,827.19 is: 392,741.59
Step by Step Solution
- Step 1: Write the proportion equation
1,060,545.57 : 1,590,821.61 = 261,827.19 : x - Step 2: Convert to fraction form
1,060,545.57/1,590,821.61 = 261,827.19/x - Step 3: Cross multiply
1,060,545.57x = 1,590,821.61 × 261,827.19 - Step 4: Simplify right side
1,060,545.57x = 416,520,351,937.58 - Step 5: Solve for x
x = 416,520,351,937.58/1,060,545.57 - Step 6: Final answer
x = 392,741.59
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1.5x scale
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.