Finding the Fourth Proportional to 2,658,201.12, 3,987,108.81 and 1,038,665.43
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Solution
The fourth proportional to 2,658,201.12, 3,987,108.81 and 1,038,665.43 is: 1,557,922.78
Step by Step Solution
- Step 1: Write the proportion equation
2,658,201.12 : 3,987,108.81 = 1,038,665.43 : x - Step 2: Convert to fraction form
2,658,201.12/3,987,108.81 = 1,038,665.43/x - Step 3: Cross multiply
2,658,201.12x = 3,987,108.81 × 1,038,665.43 - Step 4: Simplify right side
2,658,201.12x = 4,141,272,086,595.44 - Step 5: Solve for x
x = 4,141,272,086,595.44/2,658,201.12 - Step 6: Final answer
x = 1,557,922.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.