Finding the Fourth Proportional to 1,361,278.52, 2,042,225.04 and 450,458.66
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Solution
The fourth proportional to 1,361,278.52, 2,042,225.04 and 450,458.66 is: 675,789.66
Step by Step Solution
- Step 1: Write the proportion equation
1,361,278.52 : 2,042,225.04 = 450,458.66 : x - Step 2: Convert to fraction form
1,361,278.52/2,042,225.04 = 450,458.66/x - Step 3: Cross multiply
1,361,278.52x = 2,042,225.04 × 450,458.66 - Step 4: Simplify right side
1,361,278.52x = 919,937,954,936.85 - Step 5: Solve for x
x = 919,937,954,936.85/1,361,278.52 - Step 6: Final answer
x = 675,789.66
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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.