Finding the Fourth Proportional to 3,536,762.70, 5,305,143.35 and 1,513,694.75
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Solution
The fourth proportional to 3,536,762.70, 5,305,143.35 and 1,513,694.75 is: 2,270,541.82
Step by Step Solution
- Step 1: Write the proportion equation
3,536,762.70 : 5,305,143.35 = 1,513,694.75 : x - Step 2: Convert to fraction form
3,536,762.70/5,305,143.35 = 1,513,694.75/x - Step 3: Cross multiply
3,536,762.70x = 5,305,143.35 × 1,513,694.75 - Step 4: Simplify right side
3,536,762.70x = 8,030,367,629,323.94 - Step 5: Solve for x
x = 8,030,367,629,323.94/3,536,762.70 - Step 6: Final answer
x = 2,270,541.82
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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.