Finding the Fourth Proportional to 1,355,598.37, 2,030,191.57 and 1,177,135.53
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Solution
The fourth proportional to 1,355,598.37, 2,030,191.57 and 1,177,135.53 is: 1,762,919.37
Step by Step Solution
- Step 1: Write the proportion equation
1,355,598.37 : 2,030,191.57 = 1,177,135.53 : x - Step 2: Convert to fraction form
1,355,598.37/2,030,191.57 = 1,177,135.53/x - Step 3: Cross multiply
1,355,598.37x = 2,030,191.57 × 1,177,135.53 - Step 4: Simplify right side
1,355,598.37x = 2,389,810,629,753.48 - Step 5: Solve for x
x = 2,389,810,629,753.48/1,355,598.37 - Step 6: Final answer
x = 1,762,919.37
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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.