Finding the Fourth Proportional to 5,406,236.68, 7,460,626.38 and 2,925,457.32
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Solution
The fourth proportional to 5,406,236.68, 7,460,626.38 and 2,925,457.32 is: 4,037,141.80
Step by Step Solution
- Step 1: Write the proportion equation
5,406,236.68 : 7,460,626.38 = 2,925,457.32 : x - Step 2: Convert to fraction form
5,406,236.68/7,460,626.38 = 2,925,457.32/x - Step 3: Cross multiply
5,406,236.68x = 7,460,626.38 × 2,925,457.32 - Step 4: Simplify right side
5,406,236.68x = 21,825,744,055,156.10 - Step 5: Solve for x
x = 21,825,744,055,156.10/5,406,236.68 - Step 6: Final answer
x = 4,037,141.80
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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.