Finding the Fourth Proportional to 4,543,720.71, 6,269,898.92 and 2,506,398.99
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Solution
The fourth proportional to 4,543,720.71, 6,269,898.92 and 2,506,398.99 is: 3,458,590.29
Step by Step Solution
- Step 1: Write the proportion equation
4,543,720.71 : 6,269,898.92 = 2,506,398.99 : x - Step 2: Convert to fraction form
4,543,720.71/6,269,898.92 = 2,506,398.99/x - Step 3: Cross multiply
4,543,720.71x = 6,269,898.92 × 2,506,398.99 - Step 4: Simplify right side
4,543,720.71x = 15,714,868,320,490.09 - Step 5: Solve for x
x = 15,714,868,320,490.09/4,543,720.71 - Step 6: Final answer
x = 3,458,590.29
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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.