Finding the Fourth Proportional to 4,545,406.80, 6,272,794.62 and 2,480,555.14
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Solution
The fourth proportional to 4,545,406.80, 6,272,794.62 and 2,480,555.14 is: 3,423,238.80
Step by Step Solution
- Step 1: Write the proportion equation
4,545,406.80 : 6,272,794.62 = 2,480,555.14 : x - Step 2: Convert to fraction form
4,545,406.80/6,272,794.62 = 2,480,555.14/x - Step 3: Cross multiply
4,545,406.80x = 6,272,794.62 × 2,480,555.14 - Step 4: Simplify right side
4,545,406.80x = 15,560,012,936,805.35 - Step 5: Solve for x
x = 15,560,012,936,805.35/4,545,406.80 - Step 6: Final answer
x = 3,423,238.80
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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.