Finding the Fourth Proportional to 1,361,527.99, 2,042,513.62 and 402,080.63
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Solution
The fourth proportional to 1,361,527.99, 2,042,513.62 and 402,080.63 is: 603,186.39
Step by Step Solution
- Step 1: Write the proportion equation
1,361,527.99 : 2,042,513.62 = 402,080.63 : x - Step 2: Convert to fraction form
1,361,527.99/2,042,513.62 = 402,080.63/x - Step 3: Cross multiply
1,361,527.99x = 2,042,513.62 × 402,080.63 - Step 4: Simplify right side
1,361,527.99x = 821,255,151,895.41 - Step 5: Solve for x
x = 821,255,151,895.41/1,361,527.99 - Step 6: Final answer
x = 603,186.39
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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.