Finding the Fourth Proportional to 1,471,371.67, 2,030,427.57 and 859,581.10
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Solution
The fourth proportional to 1,471,371.67, 2,030,427.57 and 859,581.10 is: 1,186,183.75
Step by Step Solution
- Step 1: Write the proportion equation
1,471,371.67 : 2,030,427.57 = 859,581.10 : x - Step 2: Convert to fraction form
1,471,371.67/2,030,427.57 = 859,581.10/x - Step 3: Cross multiply
1,471,371.67x = 2,030,427.57 × 859,581.10 - Step 4: Simplify right side
1,471,371.67x = 1,745,317,164,090.93 - Step 5: Solve for x
x = 1,745,317,164,090.93/1,471,371.67 - Step 6: Final answer
x = 1,186,183.75
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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.