Finding the Fourth Proportional to 1,471,293.28, 2,030,319.92 and 859,502.68
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Solution
The fourth proportional to 1,471,293.28, 2,030,319.92 and 859,502.68 is: 1,186,075.84
Step by Step Solution
- Step 1: Write the proportion equation
1,471,293.28 : 2,030,319.92 = 859,502.68 : x - Step 2: Convert to fraction form
1,471,293.28/2,030,319.92 = 859,502.68/x - Step 3: Cross multiply
1,471,293.28x = 2,030,319.92 × 859,502.68 - Step 4: Simplify right side
1,471,293.28x = 1,745,065,412,497.39 - Step 5: Solve for x
x = 1,745,065,412,497.39/1,471,293.28 - Step 6: Final answer
x = 1,186,075.84
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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.