Finding the Fourth Proportional to 1,534,672.81, 2,298,710.08 and 1,245,183.67
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Solution
The fourth proportional to 1,534,672.81, 2,298,710.08 and 1,245,183.67 is: 1,865,098.69
Step by Step Solution
- Step 1: Write the proportion equation
1,534,672.81 : 2,298,710.08 = 1,245,183.67 : x - Step 2: Convert to fraction form
1,534,672.81/2,298,710.08 = 1,245,183.67/x - Step 3: Cross multiply
1,534,672.81x = 2,298,710.08 × 1,245,183.67 - Step 4: Simplify right side
1,534,672.81x = 2,862,316,253,680.39 - Step 5: Solve for x
x = 2,862,316,253,680.39/1,534,672.81 - Step 6: Final answer
x = 1,865,098.69
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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.