Finding the Fourth Proportional to 3,145,224.48, 4,717,283.14 and 839,746.23
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Solution
The fourth proportional to 3,145,224.48, 4,717,283.14 and 839,746.23 is: 1,259,471.55
Step by Step Solution
- Step 1: Write the proportion equation
3,145,224.48 : 4,717,283.14 = 839,746.23 : x - Step 2: Convert to fraction form
3,145,224.48/4,717,283.14 = 839,746.23/x - Step 3: Cross multiply
3,145,224.48x = 4,717,283.14 × 839,746.23 - Step 4: Simplify right side
3,145,224.48x = 3,961,320,751,799.13 - Step 5: Solve for x
x = 3,961,320,751,799.13/3,145,224.48 - Step 6: Final answer
x = 1,259,471.55
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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.