Finding the Fourth Proportional to 1,551,113.87, 2,326,699.97 and 486,132.35
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Solution
The fourth proportional to 1,551,113.87, 2,326,699.97 and 486,132.35 is: 729,207.67
Step by Step Solution
- Step 1: Write the proportion equation
1,551,113.87 : 2,326,699.97 = 486,132.35 : x - Step 2: Convert to fraction form
1,551,113.87/2,326,699.97 = 486,132.35/x - Step 3: Cross multiply
1,551,113.87x = 2,326,699.97 × 486,132.35 - Step 4: Simplify right side
1,551,113.87x = 1,131,084,124,161.03 - Step 5: Solve for x
x = 1,131,084,124,161.03/1,551,113.87 - Step 6: Final answer
x = 729,207.67
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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.