Finding the Fourth Proportional to 1,483,392.97, 2,047,122.54 and 838,909.54
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Solution
The fourth proportional to 1,483,392.97, 2,047,122.54 and 838,909.54 is: 1,157,717.92
Step by Step Solution
- Step 1: Write the proportion equation
1,483,392.97 : 2,047,122.54 = 838,909.54 : x - Step 2: Convert to fraction form
1,483,392.97/2,047,122.54 = 838,909.54/x - Step 3: Cross multiply
1,483,392.97x = 2,047,122.54 × 838,909.54 - Step 4: Simplify right side
1,483,392.97x = 1,717,350,628,355.03 - Step 5: Solve for x
x = 1,717,350,628,355.03/1,483,392.97 - Step 6: Final answer
x = 1,157,717.92
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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.