Finding the Fourth Proportional to 1,742,896.61, 2,405,482.69 and 1,452,046.97
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Solution
The fourth proportional to 1,742,896.61, 2,405,482.69 and 1,452,046.97 is: 2,004,062.56
Step by Step Solution
- Step 1: Write the proportion equation
1,742,896.61 : 2,405,482.69 = 1,452,046.97 : x - Step 2: Convert to fraction form
1,742,896.61/2,405,482.69 = 1,452,046.97/x - Step 3: Cross multiply
1,742,896.61x = 2,405,482.69 × 1,452,046.97 - Step 4: Simplify right side
1,742,896.61x = 3,492,873,841,758.13 - Step 5: Solve for x
x = 3,492,873,841,758.13/1,742,896.61 - Step 6: Final answer
x = 2,004,062.56
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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.