Finding the Fourth Proportional to 1,551,395.20, 2,327,092.80 and 486,523.12
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Solution
The fourth proportional to 1,551,395.20, 2,327,092.80 and 486,523.12 is: 729,784.68
Step by Step Solution
- Step 1: Write the proportion equation
1,551,395.20 : 2,327,092.80 = 486,523.12 : x - Step 2: Convert to fraction form
1,551,395.20/2,327,092.80 = 486,523.12/x - Step 3: Cross multiply
1,551,395.20x = 2,327,092.80 × 486,523.12 - Step 4: Simplify right side
1,551,395.20x = 1,132,184,449,585.54 - Step 5: Solve for x
x = 1,132,184,449,585.54/1,551,395.20 - Step 6: Final answer
x = 729,784.68
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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.