Finding the Fourth Proportional to 1,338,241.84, 1,846,777.98 and 726,395.08
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Solution
The fourth proportional to 1,338,241.84, 1,846,777.98 and 726,395.08 is: 1,002,427.51
Step by Step Solution
- Step 1: Write the proportion equation
1,338,241.84 : 1,846,777.98 = 726,395.08 : x - Step 2: Convert to fraction form
1,338,241.84/1,846,777.98 = 726,395.08/x - Step 3: Cross multiply
1,338,241.84x = 1,846,777.98 × 726,395.08 - Step 4: Simplify right side
1,338,241.84x = 1,341,490,438,524.34 - Step 5: Solve for x
x = 1,341,490,438,524.34/1,338,241.84 - Step 6: Final answer
x = 1,002,427.51
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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.