Finding the Fourth Proportional to 1,852,836.84, 2,556,331.92 and 1,036,910.88
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Solution
The fourth proportional to 1,852,836.84, 2,556,331.92 and 1,036,910.88 is: 1,430,610.79
Step by Step Solution
- Step 1: Write the proportion equation
1,852,836.84 : 2,556,331.92 = 1,036,910.88 : x - Step 2: Convert to fraction form
1,852,836.84/2,556,331.92 = 1,036,910.88/x - Step 3: Cross multiply
1,852,836.84x = 2,556,331.92 × 1,036,910.88 - Step 4: Simplify right side
1,852,836.84x = 2,650,688,380,739.29 - Step 5: Solve for x
x = 2,650,688,380,739.29/1,852,836.84 - Step 6: Final answer
x = 1,430,610.79
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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.