Finding the Fourth Proportional to 1,773,410.80, 2,660,461.80 and 762,530.80
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Solution
The fourth proportional to 1,773,410.80, 2,660,461.80 and 762,530.80 is: 1,143,944.80
Step by Step Solution
- Step 1: Write the proportion equation
1,773,410.80 : 2,660,461.80 = 762,530.80 : x - Step 2: Convert to fraction form
1,773,410.80/2,660,461.80 = 762,530.80/x - Step 3: Cross multiply
1,773,410.80x = 2,660,461.80 × 762,530.80 - Step 4: Simplify right side
1,773,410.80x = 2,028,684,064,723.44 - Step 5: Solve for x
x = 2,028,684,064,723.44/1,773,410.80 - Step 6: Final answer
x = 1,143,944.80
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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.