Finding the Fourth Proportional to 1,670,991.64, 2,505,709.86 and 605,990.68
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Solution
The fourth proportional to 1,670,991.64, 2,505,709.86 and 605,990.68 is: 908,704.02
Step by Step Solution
- Step 1: Write the proportion equation
1,670,991.64 : 2,505,709.86 = 605,990.68 : x - Step 2: Convert to fraction form
1,670,991.64/2,505,709.86 = 605,990.68/x - Step 3: Cross multiply
1,670,991.64x = 2,505,709.86 × 605,990.68 - Step 4: Simplify right side
1,670,991.64x = 1,518,436,821,944.10 - Step 5: Solve for x
x = 1,518,436,821,944.10/1,670,991.64 - Step 6: Final answer
x = 908,704.02
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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.