Finding the Fourth Proportional to 3,675,690.15, 5,513,880.95 and 1,081,996.62
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Solution
The fourth proportional to 3,675,690.15, 5,513,880.95 and 1,081,996.62 is: 1,623,096.70
Step by Step Solution
- Step 1: Write the proportion equation
3,675,690.15 : 5,513,880.95 = 1,081,996.62 : x - Step 2: Convert to fraction form
3,675,690.15/5,513,880.95 = 1,081,996.62/x - Step 3: Cross multiply
3,675,690.15x = 5,513,880.95 × 1,081,996.62 - Step 4: Simplify right side
3,675,690.15x = 5,966,000,545,572.41 - Step 5: Solve for x
x = 5,966,000,545,572.41/3,675,690.15 - Step 6: Final answer
x = 1,623,096.70
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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.