Finding the Fourth Proportional to 1,201,927.43, 1,658,596.84 and 657,959.04
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Solution
The fourth proportional to 1,201,927.43, 1,658,596.84 and 657,959.04 is: 907,948.98
Step by Step Solution
- Step 1: Write the proportion equation
1,201,927.43 : 1,658,596.84 = 657,959.04 : x - Step 2: Convert to fraction form
1,201,927.43/1,658,596.84 = 657,959.04/x - Step 3: Cross multiply
1,201,927.43x = 1,658,596.84 × 657,959.04 - Step 4: Simplify right side
1,201,927.43x = 1,091,288,782,948.54 - Step 5: Solve for x
x = 1,091,288,782,948.54/1,201,927.43 - Step 6: Final answer
x = 907,948.98
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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.