Finding the Fourth Proportional to 4,211,194.43, 6,316,792.76 and 1,179,006.92
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Solution
The fourth proportional to 4,211,194.43, 6,316,792.76 and 1,179,006.92 is: 1,768,510.69
Step by Step Solution
- Step 1: Write the proportion equation
4,211,194.43 : 6,316,792.76 = 1,179,006.92 : x - Step 2: Convert to fraction form
4,211,194.43/6,316,792.76 = 1,179,006.92/x - Step 3: Cross multiply
4,211,194.43x = 6,316,792.76 × 1,179,006.92 - Step 4: Simplify right side
4,211,194.43x = 7,447,542,376,245.90 - Step 5: Solve for x
x = 7,447,542,376,245.90/4,211,194.43 - Step 6: Final answer
x = 1,768,510.69
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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.