Finding the Fourth Proportional to 1,274,140.42, 1,911,541.41 and 475,427.97
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Solution
The fourth proportional to 1,274,140.42, 1,911,541.41 and 475,427.97 is: 713,265.38
Step by Step Solution
- Step 1: Write the proportion equation
1,274,140.42 : 1,911,541.41 = 475,427.97 : x - Step 2: Convert to fraction form
1,274,140.42/1,911,541.41 = 475,427.97/x - Step 3: Cross multiply
1,274,140.42x = 1,911,541.41 × 475,427.97 - Step 4: Simplify right side
1,274,140.42x = 908,800,252,127.24 - Step 5: Solve for x
x = 908,800,252,127.24/1,274,140.42 - Step 6: Final answer
x = 713,265.38
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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.