Finding the Fourth Proportional to 3,560,914.71, 5,341,378.74 and 865,242.20
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Solution
The fourth proportional to 3,560,914.71, 5,341,378.74 and 865,242.20 is: 1,297,864.92
Step by Step Solution
- Step 1: Write the proportion equation
3,560,914.71 : 5,341,378.74 = 865,242.20 : x - Step 2: Convert to fraction form
3,560,914.71/5,341,378.74 = 865,242.20/x - Step 3: Cross multiply
3,560,914.71x = 5,341,378.74 × 865,242.20 - Step 4: Simplify right side
3,560,914.71x = 4,621,586,292,030.83 - Step 5: Solve for x
x = 4,621,586,292,030.83/3,560,914.71 - Step 6: Final answer
x = 1,297,864.92
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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.