Finding the Fourth Proportional to 1,040,572.08, 1,560,101.16 and 702,775.36
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Solution
The fourth proportional to 1,040,572.08, 1,560,101.16 and 702,775.36 is: 1,053,651.81
Step by Step Solution
- Step 1: Write the proportion equation
1,040,572.08 : 1,560,101.16 = 702,775.36 : x - Step 2: Convert to fraction form
1,040,572.08/1,560,101.16 = 702,775.36/x - Step 3: Cross multiply
1,040,572.08x = 1,560,101.16 × 702,775.36 - Step 4: Simplify right side
1,040,572.08x = 1,096,400,654,355.42 - Step 5: Solve for x
x = 1,096,400,654,355.42/1,040,572.08 - Step 6: Final answer
x = 1,053,651.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.