Finding the Fourth Proportional to 1,545,825.60, 2,133,240.24 and 942,213.60
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Solution
The fourth proportional to 1,545,825.60, 2,133,240.24 and 942,213.60 is: 1,300,255.32
Step by Step Solution
- Step 1: Write the proportion equation
1,545,825.60 : 2,133,240.24 = 942,213.60 : x - Step 2: Convert to fraction form
1,545,825.60/2,133,240.24 = 942,213.60/x - Step 3: Cross multiply
1,545,825.60x = 2,133,240.24 × 942,213.60 - Step 4: Simplify right side
1,545,825.60x = 2,009,967,966,195.26 - Step 5: Solve for x
x = 2,009,967,966,195.26/1,545,825.60 - Step 6: Final answer
x = 1,300,255.32
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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.