Finding the Fourth Proportional to 5,344,970.25, 8,018,792.18 and 1,558,453.13
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Solution
The fourth proportional to 5,344,970.25, 8,018,792.18 and 1,558,453.13 is: 2,338,069.46
Step by Step Solution
- Step 1: Write the proportion equation
5,344,970.25 : 8,018,792.18 = 1,558,453.13 : x - Step 2: Convert to fraction form
5,344,970.25/8,018,792.18 = 1,558,453.13/x - Step 3: Cross multiply
5,344,970.25x = 8,018,792.18 × 1,558,453.13 - Step 4: Simplify right side
5,344,970.25x = 12,496,911,723,854.30 - Step 5: Solve for x
x = 12,496,911,723,854.30/5,344,970.25 - Step 6: Final answer
x = 2,338,069.46
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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.