Finding the Fourth Proportional to 4,754,569.92, 7,131,592.36 and 3,476,487.12
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Solution
The fourth proportional to 4,754,569.92, 7,131,592.36 and 3,476,487.12 is: 5,214,538.73
Step by Step Solution
- Step 1: Write the proportion equation
4,754,569.92 : 7,131,592.36 = 3,476,487.12 : x - Step 2: Convert to fraction form
4,754,569.92/7,131,592.36 = 3,476,487.12/x - Step 3: Cross multiply
4,754,569.92x = 7,131,592.36 × 3,476,487.12 - Step 4: Simplify right side
4,754,569.92x = 24,792,888,984,630.41 - Step 5: Solve for x
x = 24,792,888,984,630.41/4,754,569.92 - Step 6: Final answer
x = 5,214,538.73
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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.