Finding the Fourth Proportional to 1,954,740.98, 2,697,560.43 and 1,083,585.07
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Solution
The fourth proportional to 1,954,740.98, 2,697,560.43 and 1,083,585.07 is: 1,495,357.31
Step by Step Solution
- Step 1: Write the proportion equation
1,954,740.98 : 2,697,560.43 = 1,083,585.07 : x - Step 2: Convert to fraction form
1,954,740.98/2,697,560.43 = 1,083,585.07/x - Step 3: Cross multiply
1,954,740.98x = 2,697,560.43 × 1,083,585.07 - Step 4: Simplify right side
1,954,740.98x = 2,923,036,207,370.78 - Step 5: Solve for x
x = 2,923,036,207,370.78/1,954,740.98 - Step 6: Final answer
x = 1,495,357.31
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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.