Finding the Fourth Proportional to 1,201,927.27, 1,658,593.93 and 657,957.84
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Solution
The fourth proportional to 1,201,927.27, 1,658,593.93 and 657,957.84 is: 907,945.85
Step by Step Solution
- Step 1: Write the proportion equation
1,201,927.27 : 1,658,593.93 = 657,957.84 : x - Step 2: Convert to fraction form
1,201,927.27/1,658,593.93 = 657,957.84/x - Step 3: Cross multiply
1,201,927.27x = 1,658,593.93 × 657,957.84 - Step 4: Simplify right side
1,201,927.27x = 1,091,284,879,619.91 - Step 5: Solve for x
x = 1,091,284,879,619.91/1,201,927.27 - Step 6: Final answer
x = 907,945.85
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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.