Finding the Fourth Proportional to 1,268,493.40, 1,750,535.58 and 724,701.52
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Solution
The fourth proportional to 1,268,493.40, 1,750,535.58 and 724,701.52 is: 1,000,096.49
Step by Step Solution
- Step 1: Write the proportion equation
1,268,493.40 : 1,750,535.58 = 724,701.52 : x - Step 2: Convert to fraction form
1,268,493.40/1,750,535.58 = 724,701.52/x - Step 3: Cross multiply
1,268,493.40x = 1,750,535.58 × 724,701.52 - Step 4: Simplify right side
1,268,493.40x = 1,268,615,795,640.08 - Step 5: Solve for x
x = 1,268,615,795,640.08/1,268,493.40 - Step 6: Final answer
x = 1,000,096.49
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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.