Finding the Fourth Proportional to 1,634,181.60, 2,453,896.80 and 1,235,272.80
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Solution
The fourth proportional to 1,634,181.60, 2,453,896.80 and 1,235,272.80 is: 1,854,892.98
Step by Step Solution
- Step 1: Write the proportion equation
1,634,181.60 : 2,453,896.80 = 1,235,272.80 : x - Step 2: Convert to fraction form
1,634,181.60/2,453,896.80 = 1,235,272.80/x - Step 3: Cross multiply
1,634,181.60x = 2,453,896.80 × 1,235,272.80 - Step 4: Simplify right side
1,634,181.60x = 3,031,231,971,047.04 - Step 5: Solve for x
x = 3,031,231,971,047.04/1,634,181.60 - Step 6: Final answer
x = 1,854,892.98
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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.