Finding the Fourth Proportional to 1,643,110.20, 2,464,292.70 and 743,958.36
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Solution
The fourth proportional to 1,643,110.20, 2,464,292.70 and 743,958.36 is: 1,115,768.84
Step by Step Solution
- Step 1: Write the proportion equation
1,643,110.20 : 2,464,292.70 = 743,958.36 : x - Step 2: Convert to fraction form
1,643,110.20/2,464,292.70 = 743,958.36/x - Step 3: Cross multiply
1,643,110.20x = 2,464,292.70 × 743,958.36 - Step 4: Simplify right side
1,643,110.20x = 1,833,331,155,651.97 - Step 5: Solve for x
x = 1,833,331,155,651.97/1,643,110.20 - Step 6: Final answer
x = 1,115,768.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.