Finding the Fourth Proportional to 4,824,424.08, 7,236,398.52 and 1,792,380.24
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Solution
The fourth proportional to 4,824,424.08, 7,236,398.52 and 1,792,380.24 is: 2,688,482.09
Step by Step Solution
- Step 1: Write the proportion equation
4,824,424.08 : 7,236,398.52 = 1,792,380.24 : x - Step 2: Convert to fraction form
4,824,424.08/7,236,398.52 = 1,792,380.24/x - Step 3: Cross multiply
4,824,424.08x = 7,236,398.52 × 1,792,380.24 - Step 4: Simplify right side
4,824,424.08x = 12,970,377,716,013.24 - Step 5: Solve for x
x = 12,970,377,716,013.24/4,824,424.08 - Step 6: Final answer
x = 2,688,482.09
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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.