Finding the Fourth Proportional to 1,775,542.68, 2,450,248.99 and 959,743.69
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Solution
The fourth proportional to 1,775,542.68, 2,450,248.99 and 959,743.69 is: 1,324,446.34
Step by Step Solution
- Step 1: Write the proportion equation
1,775,542.68 : 2,450,248.99 = 959,743.69 : x - Step 2: Convert to fraction form
1,775,542.68/2,450,248.99 = 959,743.69/x - Step 3: Cross multiply
1,775,542.68x = 2,450,248.99 × 959,743.69 - Step 4: Simplify right side
1,775,542.68x = 2,351,610,998,556.39 - Step 5: Solve for x
x = 2,351,610,998,556.39/1,775,542.68 - Step 6: Final answer
x = 1,324,446.34
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1.5x scale
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.