Finding the Fourth Proportional to 1,315,904.06, 1,969,364.97 and 1,102,912.58
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Solution
The fourth proportional to 1,315,904.06, 1,969,364.97 and 1,102,912.58 is: 1,650,604.68
Step by Step Solution
- Step 1: Write the proportion equation
1,315,904.06 : 1,969,364.97 = 1,102,912.58 : x - Step 2: Convert to fraction form
1,315,904.06/1,969,364.97 = 1,102,912.58/x - Step 3: Cross multiply
1,315,904.06x = 1,969,364.97 × 1,102,912.58 - Step 4: Simplify right side
1,315,904.06x = 2,172,037,404,947.74 - Step 5: Solve for x
x = 2,172,037,404,947.74/1,315,904.06 - Step 6: Final answer
x = 1,650,604.68
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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.