Finding the Fourth Proportional to 2,882,181.96, 3,977,426.73 and 1,575,435.75
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Solution
The fourth proportional to 2,882,181.96, 3,977,426.73 and 1,575,435.75 is: 2,174,109.88
Step by Step Solution
- Step 1: Write the proportion equation
2,882,181.96 : 3,977,426.73 = 1,575,435.75 : x - Step 2: Convert to fraction form
2,882,181.96/3,977,426.73 = 1,575,435.75/x - Step 3: Cross multiply
2,882,181.96x = 3,977,426.73 × 1,575,435.75 - Step 4: Simplify right side
2,882,181.96x = 6,266,180,263,447.60 - Step 5: Solve for x
x = 6,266,180,263,447.60/2,882,181.96 - Step 6: Final answer
x = 2,174,109.88
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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.