Finding the Fourth Proportional to 2,168,817.99, 3,254,120.25 and 953,769.99
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Solution
The fourth proportional to 2,168,817.99, 3,254,120.25 and 953,769.99 is: 1,431,047.81
Step by Step Solution
- Step 1: Write the proportion equation
2,168,817.99 : 3,254,120.25 = 953,769.99 : x - Step 2: Convert to fraction form
2,168,817.99/3,254,120.25 = 953,769.99/x - Step 3: Cross multiply
2,168,817.99x = 3,254,120.25 × 953,769.99 - Step 4: Simplify right side
2,168,817.99x = 3,103,682,238,301.30 - Step 5: Solve for x
x = 3,103,682,238,301.30/2,168,817.99 - Step 6: Final answer
x = 1,431,047.81
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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.