Finding the Fourth Proportional to 2,938,266.96, 4,054,808.38 and 1,649,107.35
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Solution
The fourth proportional to 2,938,266.96, 4,054,808.38 and 1,649,107.35 is: 2,275,768.12
Step by Step Solution
- Step 1: Write the proportion equation
2,938,266.96 : 4,054,808.38 = 1,649,107.35 : x - Step 2: Convert to fraction form
2,938,266.96/4,054,808.38 = 1,649,107.35/x - Step 3: Cross multiply
2,938,266.96x = 4,054,808.38 × 1,649,107.35 - Step 4: Simplify right side
2,938,266.96x = 6,686,814,294,311.98 - Step 5: Solve for x
x = 6,686,814,294,311.98/2,938,266.96 - Step 6: Final answer
x = 2,275,768.12
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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.