Finding the Fourth Proportional to 2,168,821.99, 3,254,126.25 and 953,773.99
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Solution
The fourth proportional to 2,168,821.99, 3,254,126.25 and 953,773.99 is: 1,431,053.81
Step by Step Solution
- Step 1: Write the proportion equation
2,168,821.99 : 3,254,126.25 = 953,773.99 : x - Step 2: Convert to fraction form
2,168,821.99/3,254,126.25 = 953,773.99/x - Step 3: Cross multiply
2,168,821.99x = 3,254,126.25 × 953,773.99 - Step 4: Simplify right side
2,168,821.99x = 3,103,700,977,426.24 - Step 5: Solve for x
x = 3,103,700,977,426.24/2,168,821.99 - Step 6: Final answer
x = 1,431,053.81
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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.