Finding the Fourth Proportional to 4,784,505.54, 6,602,777.10 and 2,609,167.74
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Solution
The fourth proportional to 4,784,505.54, 6,602,777.10 and 2,609,167.74 is: 3,600,738.44
Step by Step Solution
- Step 1: Write the proportion equation
4,784,505.54 : 6,602,777.10 = 2,609,167.74 : x - Step 2: Convert to fraction form
4,784,505.54/6,602,777.10 = 2,609,167.74/x - Step 3: Cross multiply
4,784,505.54x = 6,602,777.10 × 2,609,167.74 - Step 4: Simplify right side
4,784,505.54x = 17,227,753,003,730.75 - Step 5: Solve for x
x = 17,227,753,003,730.75/4,784,505.54 - Step 6: Final answer
x = 3,600,738.44
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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.