Finding the Fourth Proportional to 4,654,918.24, 6,423,686.47 and 2,694,879.39
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Solution
The fourth proportional to 4,654,918.24, 6,423,686.47 and 2,694,879.39 is: 3,718,875.26
Step by Step Solution
- Step 1: Write the proportion equation
4,654,918.24 : 6,423,686.47 = 2,694,879.39 : x - Step 2: Convert to fraction form
4,654,918.24/6,423,686.47 = 2,694,879.39/x - Step 3: Cross multiply
4,654,918.24x = 6,423,686.47 × 2,694,879.39 - Step 4: Simplify right side
4,654,918.24x = 17,311,060,262,350.46 - Step 5: Solve for x
x = 17,311,060,262,350.46/4,654,918.24 - Step 6: Final answer
x = 3,718,875.26
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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.