Finding the Fourth Proportional to 1,556,921.08, 2,335,480.50 and 658,195.36
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Solution
The fourth proportional to 1,556,921.08, 2,335,480.50 and 658,195.36 is: 987,334.84
Step by Step Solution
- Step 1: Write the proportion equation
1,556,921.08 : 2,335,480.50 = 658,195.36 : x - Step 2: Convert to fraction form
1,556,921.08/2,335,480.50 = 658,195.36/x - Step 3: Cross multiply
1,556,921.08x = 2,335,480.50 × 658,195.36 - Step 4: Simplify right side
1,556,921.08x = 1,537,202,428,470.48 - Step 5: Solve for x
x = 1,537,202,428,470.48/1,556,921.08 - Step 6: Final answer
x = 987,334.84
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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.