Finding the Fourth Proportional to 1,449,919.68, 2,000,884.32 and 805,323.84
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Solution
The fourth proportional to 1,449,919.68, 2,000,884.32 and 805,323.84 is: 1,111,344.21
Step by Step Solution
- Step 1: Write the proportion equation
1,449,919.68 : 2,000,884.32 = 805,323.84 : x - Step 2: Convert to fraction form
1,449,919.68/2,000,884.32 = 805,323.84/x - Step 3: Cross multiply
1,449,919.68x = 2,000,884.32 × 805,323.84 - Step 4: Simplify right side
1,449,919.68x = 1,611,359,843,978.19 - Step 5: Solve for x
x = 1,611,359,843,978.19/1,449,919.68 - Step 6: Final answer
x = 1,111,344.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.