Finding the Fourth Proportional to 1,804,709.08, 2,707,078.98 and 1,443,986.08
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Solution
The fourth proportional to 1,804,709.08, 2,707,078.98 and 1,443,986.08 is: 2,165,991.41
Step by Step Solution
- Step 1: Write the proportion equation
1,804,709.08 : 2,707,078.98 = 1,443,986.08 : x - Step 2: Convert to fraction form
1,804,709.08/2,707,078.98 = 1,443,986.08/x - Step 3: Cross multiply
1,804,709.08x = 2,707,078.98 × 1,443,986.08 - Step 4: Simplify right side
1,804,709.08x = 3,908,984,364,580.60 - Step 5: Solve for x
x = 3,908,984,364,580.60/1,804,709.08 - Step 6: Final answer
x = 2,165,991.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.