Finding the Fourth Proportional to 7,602,533.88, 10,491,757.92 and 4,164,774
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Solution
The fourth proportional to 7,602,533.88, 10,491,757.92 and 4,164,774 is: 5,747,531.19
Step by Step Solution
- Step 1: Write the proportion equation
7,602,533.88 : 10,491,757.92 = 4,164,774 : x - Step 2: Convert to fraction form
7,602,533.88/10,491,757.92 = 4,164,774/x - Step 3: Cross multiply
7,602,533.88x = 10,491,757.92 × 4,164,774 - Step 4: Simplify right side
7,602,533.88x = 43,695,800,599,510.08 - Step 5: Solve for x
x = 43,695,800,599,510.08/7,602,533.88 - Step 6: Final answer
x = 5,747,531.19
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1.5x scale
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.