Finding the Fourth Proportional to 1,479,359.40, 2,041,573.86 and 867,427.08
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Solution
The fourth proportional to 1,479,359.40, 2,041,573.86 and 867,427.08 is: 1,197,083.31
Step by Step Solution
- Step 1: Write the proportion equation
1,479,359.40 : 2,041,573.86 = 867,427.08 : x - Step 2: Convert to fraction form
1,479,359.40/2,041,573.86 = 867,427.08/x - Step 3: Cross multiply
1,479,359.40x = 2,041,573.86 × 867,427.08 - Step 4: Simplify right side
1,479,359.40x = 1,770,916,451,984.13 - Step 5: Solve for x
x = 1,770,916,451,984.13/1,479,359.40 - Step 6: Final answer
x = 1,197,083.31
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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.