Finding the Fourth Proportional to 844,215.63, 1,266,827.79 and 775,531.83
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Solution
The fourth proportional to 844,215.63, 1,266,827.79 and 775,531.83 is: 1,163,761.05
Step by Step Solution
- Step 1: Write the proportion equation
844,215.63 : 1,266,827.79 = 775,531.83 : x - Step 2: Convert to fraction form
844,215.63/1,266,827.79 = 775,531.83/x - Step 3: Cross multiply
844,215.63x = 1,266,827.79 × 775,531.83 - Step 4: Simplify right side
844,215.63x = 982,465,270,395.90 - Step 5: Solve for x
x = 982,465,270,395.90/844,215.63 - Step 6: Final answer
x = 1,163,761.05
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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.