Finding the Fourth Proportional to 1,040,565.08, 1,560,951.51 and 282,418.75
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Solution
The fourth proportional to 1,040,565.08, 1,560,951.51 and 282,418.75 is: 423,656.32
Step by Step Solution
- Step 1: Write the proportion equation
1,040,565.08 : 1,560,951.51 = 282,418.75 : x - Step 2: Convert to fraction form
1,040,565.08/1,560,951.51 = 282,418.75/x - Step 3: Cross multiply
1,040,565.08x = 1,560,951.51 × 282,418.75 - Step 4: Simplify right side
1,040,565.08x = 440,841,975,156.93 - Step 5: Solve for x
x = 440,841,975,156.93/1,040,565.08 - Step 6: Final answer
x = 423,656.32
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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.