Finding the Fourth Proportional to 1,327,474.17, 1,831,910.99 and 723,862.17
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Solution
The fourth proportional to 1,327,474.17, 1,831,910.99 and 723,862.17 is: 998,927.96
Step by Step Solution
- Step 1: Write the proportion equation
1,327,474.17 : 1,831,910.99 = 723,862.17 : x - Step 2: Convert to fraction form
1,327,474.17/1,831,910.99 = 723,862.17/x - Step 3: Cross multiply
1,327,474.17x = 1,831,910.99 × 723,862.17 - Step 4: Simplify right side
1,327,474.17x = 1,326,051,060,848.94 - Step 5: Solve for x
x = 1,326,051,060,848.94/1,327,474.17 - Step 6: Final answer
x = 998,927.96
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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.