Finding the Fourth Proportional to 1,348,914.48, 2,024,369.58 and 638,944.14
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Solution
The fourth proportional to 1,348,914.48, 2,024,369.58 and 638,944.14 is: 958,888.87
Step by Step Solution
- Step 1: Write the proportion equation
1,348,914.48 : 2,024,369.58 = 638,944.14 : x - Step 2: Convert to fraction form
1,348,914.48/2,024,369.58 = 638,944.14/x - Step 3: Cross multiply
1,348,914.48x = 2,024,369.58 × 638,944.14 - Step 4: Simplify right side
1,348,914.48x = 1,293,459,080,335.26 - Step 5: Solve for x
x = 1,293,459,080,335.26/1,348,914.48 - Step 6: Final answer
x = 958,888.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.