Finding the Fourth Proportional to 1,628,465.76, 2,446,515.99 and 1,536,442.88
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Solution
The fourth proportional to 1,628,465.76, 2,446,515.99 and 1,536,442.88 is: 2,308,265.95
Step by Step Solution
- Step 1: Write the proportion equation
1,628,465.76 : 2,446,515.99 = 1,536,442.88 : x - Step 2: Convert to fraction form
1,628,465.76/2,446,515.99 = 1,536,442.88/x - Step 3: Cross multiply
1,628,465.76x = 2,446,515.99 × 1,536,442.88 - Step 4: Simplify right side
1,628,465.76x = 3,758,932,061,409.07 - Step 5: Solve for x
x = 3,758,932,061,409.07/1,628,465.76 - Step 6: Final answer
x = 2,308,265.95
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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.