Finding the Fourth Proportional to 2,144,035.26, 2,958,774.48 and 1,177,228.26
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Solution
The fourth proportional to 2,144,035.26, 2,958,774.48 and 1,177,228.26 is: 1,624,578.20
Step by Step Solution
- Step 1: Write the proportion equation
2,144,035.26 : 2,958,774.48 = 1,177,228.26 : x - Step 2: Convert to fraction form
2,144,035.26/2,958,774.48 = 1,177,228.26/x - Step 3: Cross multiply
2,144,035.26x = 2,958,774.48 × 1,177,228.26 - Step 4: Simplify right side
2,144,035.26x = 3,483,152,932,822.81 - Step 5: Solve for x
x = 3,483,152,932,822.81/2,144,035.26 - Step 6: Final answer
x = 1,624,578.20
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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.