Finding the Fourth Proportional to 2,794,976.01, 3,857,203.72 and 1,571,666.62
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Solution
The fourth proportional to 2,794,976.01, 3,857,203.72 and 1,571,666.62 is: 2,168,976.88
Step by Step Solution
- Step 1: Write the proportion equation
2,794,976.01 : 3,857,203.72 = 1,571,666.62 : x - Step 2: Convert to fraction form
2,794,976.01/3,857,203.72 = 1,571,666.62/x - Step 3: Cross multiply
2,794,976.01x = 3,857,203.72 × 1,571,666.62 - Step 4: Simplify right side
2,794,976.01x = 6,062,238,333,263.83 - Step 5: Solve for x
x = 6,062,238,333,263.83/2,794,976.01 - Step 6: Final answer
x = 2,168,976.88
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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.