Finding the Fourth Proportional to 2,673,134.73, 3,688,921.98 and 1,449,438.03
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Solution
The fourth proportional to 2,673,134.73, 3,688,921.98 and 1,449,438.03 is: 2,000,222.34
Step by Step Solution
- Step 1: Write the proportion equation
2,673,134.73 : 3,688,921.98 = 1,449,438.03 : x - Step 2: Convert to fraction form
2,673,134.73/3,688,921.98 = 1,449,438.03/x - Step 3: Cross multiply
2,673,134.73x = 3,688,921.98 × 1,449,438.03 - Step 4: Simplify right side
2,673,134.73x = 5,346,863,807,514.90 - Step 5: Solve for x
x = 5,346,863,807,514.90/2,673,134.73 - Step 6: Final answer
x = 2,000,222.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.