Finding the Fourth Proportional to 4,498,366.16, 6,201,288.64 and 3,206,964.56
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Solution
The fourth proportional to 4,498,366.16, 6,201,288.64 and 3,206,964.56 is: 4,421,008.03
Step by Step Solution
- Step 1: Write the proportion equation
4,498,366.16 : 6,201,288.64 = 3,206,964.56 : x - Step 2: Convert to fraction form
4,498,366.16/6,201,288.64 = 3,206,964.56/x - Step 3: Cross multiply
4,498,366.16x = 6,201,288.64 × 3,206,964.56 - Step 4: Simplify right side
4,498,366.16x = 19,887,312,894,810.60 - Step 5: Solve for x
x = 19,887,312,894,810.60/4,498,366.16 - Step 6: Final answer
x = 4,421,008.03
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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.