Finding the Fourth Proportional to 1,354,193.09, 2,031,555.35 and 501,272.20
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Solution
The fourth proportional to 1,354,193.09, 2,031,555.35 and 501,272.20 is: 752,006.65
Step by Step Solution
- Step 1: Write the proportion equation
1,354,193.09 : 2,031,555.35 = 501,272.20 : x - Step 2: Convert to fraction form
1,354,193.09/2,031,555.35 = 501,272.20/x - Step 3: Cross multiply
1,354,193.09x = 2,031,555.35 × 501,272.20 - Step 4: Simplify right side
1,354,193.09x = 1,018,362,207,052.13 - Step 5: Solve for x
x = 1,018,362,207,052.13/1,354,193.09 - Step 6: Final answer
x = 752,006.65
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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.