Finding the Fourth Proportional to 1,921,451.13, 2,651,612.99 and 1,050,287.00
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Solution
The fourth proportional to 1,921,451.13, 2,651,612.99 and 1,050,287.00 is: 1,449,401.75
Step by Step Solution
- Step 1: Write the proportion equation
1,921,451.13 : 2,651,612.99 = 1,050,287.00 : x - Step 2: Convert to fraction form
1,921,451.13/2,651,612.99 = 1,050,287.00/x - Step 3: Cross multiply
1,921,451.13x = 2,651,612.99 × 1,050,287.00 - Step 4: Simplify right side
1,921,451.13x = 2,784,954,633,918.63 - Step 5: Solve for x
x = 2,784,954,633,918.63/1,921,451.13 - Step 6: Final answer
x = 1,449,401.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.