Finding the Fourth Proportional to 2,310,592.36, 3,188,371.99 and 1,277,936.07
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Solution
The fourth proportional to 2,310,592.36, 3,188,371.99 and 1,277,936.07 is: 1,763,416.01
Step by Step Solution
- Step 1: Write the proportion equation
2,310,592.36 : 3,188,371.99 = 1,277,936.07 : x - Step 2: Convert to fraction form
2,310,592.36/3,188,371.99 = 1,277,936.07/x - Step 3: Cross multiply
2,310,592.36x = 3,188,371.99 × 1,277,936.07 - Step 4: Simplify right side
2,310,592.36x = 4,074,535,570,598.68 - Step 5: Solve for x
x = 4,074,535,570,598.68/2,310,592.36 - Step 6: Final answer
x = 1,763,416.01
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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.