Finding the Fourth Proportional to 1,544,716.40, 2,317,074.60 and 913,305.20
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Solution
The fourth proportional to 1,544,716.40, 2,317,074.60 and 913,305.20 is: 1,369,957.80
Step by Step Solution
- Step 1: Write the proportion equation
1,544,716.40 : 2,317,074.60 = 913,305.20 : x - Step 2: Convert to fraction form
1,544,716.40/2,317,074.60 = 913,305.20/x - Step 3: Cross multiply
1,544,716.40x = 2,317,074.60 × 913,305.20 - Step 4: Simplify right side
1,544,716.40x = 2,116,196,280,967.92 - Step 5: Solve for x
x = 2,116,196,280,967.92/1,544,716.40 - Step 6: Final answer
x = 1,369,957.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.