Finding the Fourth Proportional to 1,079,294.68, 1,618,919.79 and 359,688.63
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Solution
The fourth proportional to 1,079,294.68, 1,618,919.79 and 359,688.63 is: 539,525.53
Step by Step Solution
- Step 1: Write the proportion equation
1,079,294.68 : 1,618,919.79 = 359,688.63 : x - Step 2: Convert to fraction form
1,079,294.68/1,618,919.79 = 359,688.63/x - Step 3: Cross multiply
1,079,294.68x = 1,618,919.79 × 359,688.63 - Step 4: Simplify right side
1,079,294.68x = 582,307,033,419.09 - Step 5: Solve for x
x = 582,307,033,419.09/1,079,294.68 - Step 6: Final answer
x = 539,525.53
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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.