Finding the Fourth Proportional to 1,327,360.14, 1,831,758.81 and 723,748.14
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Solution
The fourth proportional to 1,327,360.14, 1,831,758.81 and 723,748.14 is: 998,773.42
Step by Step Solution
- Step 1: Write the proportion equation
1,327,360.14 : 1,831,758.81 = 723,748.14 : x - Step 2: Convert to fraction form
1,327,360.14/1,831,758.81 = 723,748.14/x - Step 3: Cross multiply
1,327,360.14x = 1,831,758.81 × 723,748.14 - Step 4: Simplify right side
1,327,360.14x = 1,325,732,031,666.11 - Step 5: Solve for x
x = 1,325,732,031,666.11/1,327,360.14 - Step 6: Final answer
x = 998,773.42
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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.