Finding the Fourth Proportional to 1,830,889.27, 2,746,790.49 and 1,292,197.76
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Solution
The fourth proportional to 1,830,889.27, 2,746,790.49 and 1,292,197.76 is: 1,938,618.89
Step by Step Solution
- Step 1: Write the proportion equation
1,830,889.27 : 2,746,790.49 = 1,292,197.76 : x - Step 2: Convert to fraction form
1,830,889.27/2,746,790.49 = 1,292,197.76/x - Step 3: Cross multiply
1,830,889.27x = 2,746,790.49 × 1,292,197.76 - Step 4: Simplify right side
1,830,889.27x = 3,549,396,519,779.56 - Step 5: Solve for x
x = 3,549,396,519,779.56/1,830,889.27 - Step 6: Final answer
x = 1,938,618.89
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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.