Finding the Fourth Proportional to 873,461.94, 1,206,034.44 and 859,511.49
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Solution
The fourth proportional to 873,461.94, 1,206,034.44 and 859,511.49 is: 1,186,772.33
Step by Step Solution
- Step 1: Write the proportion equation
873,461.94 : 1,206,034.44 = 859,511.49 : x - Step 2: Convert to fraction form
873,461.94/1,206,034.44 = 859,511.49/x - Step 3: Cross multiply
873,461.94x = 1,206,034.44 × 859,511.49 - Step 4: Simplify right side
873,461.94x = 1,036,600,458,515.72 - Step 5: Solve for x
x = 1,036,600,458,515.72/873,461.94 - Step 6: Final answer
x = 1,186,772.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.