Finding the Fourth Proportional to 3,346,663.44, 4,616,695.28 and 2,185,789.84
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Solution
The fourth proportional to 3,346,663.44, 4,616,695.28 and 2,185,789.84 is: 3,015,279.49
Step by Step Solution
- Step 1: Write the proportion equation
3,346,663.44 : 4,616,695.28 = 2,185,789.84 : x - Step 2: Convert to fraction form
3,346,663.44/4,616,695.28 = 2,185,789.84/x - Step 3: Cross multiply
3,346,663.44x = 4,616,695.28 × 2,185,789.84 - Step 4: Simplify right side
3,346,663.44x = 10,091,125,637,399.96 - Step 5: Solve for x
x = 10,091,125,637,399.96/3,346,663.44 - Step 6: Final answer
x = 3,015,279.49
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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.