Finding the Fourth Proportional to 3,815,970.75, 5,726,580.53 and 1,572,108.75
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Solution
The fourth proportional to 3,815,970.75, 5,726,580.53 and 1,572,108.75 is: 2,359,244.33
Step by Step Solution
- Step 1: Write the proportion equation
3,815,970.75 : 5,726,580.53 = 1,572,108.75 : x - Step 2: Convert to fraction form
3,815,970.75/5,726,580.53 = 1,572,108.75/x - Step 3: Cross multiply
3,815,970.75x = 5,726,580.53 × 1,572,108.75 - Step 4: Simplify right side
3,815,970.75x = 9,002,807,350,932.09 - Step 5: Solve for x
x = 9,002,807,350,932.09/3,815,970.75 - Step 6: Final answer
x = 2,359,244.33
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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.