Finding the Fourth Proportional to 2,473,505.56, 3,413,798.36 and 1,385,850.79
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Solution
The fourth proportional to 2,473,505.56, 3,413,798.36 and 1,385,850.79 is: 1,912,676.18
Step by Step Solution
- Step 1: Write the proportion equation
2,473,505.56 : 3,413,798.36 = 1,385,850.79 : x - Step 2: Convert to fraction form
2,473,505.56/3,413,798.36 = 1,385,850.79/x - Step 3: Cross multiply
2,473,505.56x = 3,413,798.36 × 1,385,850.79 - Step 4: Simplify right side
2,473,505.56x = 4,731,015,154,106.70 - Step 5: Solve for x
x = 4,731,015,154,106.70/2,473,505.56 - Step 6: Final answer
x = 1,912,676.18
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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.