Finding the Fourth Proportional to 1,305,857.97, 1,802,259.86 and 732,929.49
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Solution
The fourth proportional to 1,305,857.97, 1,802,259.86 and 732,929.49 is: 1,011,541.40
Step by Step Solution
- Step 1: Write the proportion equation
1,305,857.97 : 1,802,259.86 = 732,929.49 : x - Step 2: Convert to fraction form
1,305,857.97/1,802,259.86 = 732,929.49/x - Step 3: Cross multiply
1,305,857.97x = 1,802,259.86 × 732,929.49 - Step 4: Simplify right side
1,305,857.97x = 1,320,929,396,372.62 - Step 5: Solve for x
x = 1,320,929,396,372.62/1,305,857.97 - Step 6: Final answer
x = 1,011,541.40
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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.