Finding the Fourth Proportional to 1,338,240.84, 1,846,776.60 and 726,394.08
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Solution
The fourth proportional to 1,338,240.84, 1,846,776.60 and 726,394.08 is: 1,002,426.13
Step by Step Solution
- Step 1: Write the proportion equation
1,338,240.84 : 1,846,776.60 = 726,394.08 : x - Step 2: Convert to fraction form
1,338,240.84/1,846,776.60 = 726,394.08/x - Step 3: Cross multiply
1,338,240.84x = 1,846,776.60 × 726,394.08 - Step 4: Simplify right side
1,338,240.84x = 1,341,487,589,322.53 - Step 5: Solve for x
x = 1,341,487,589,322.53/1,338,240.84 - Step 6: Final answer
x = 1,002,426.13
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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.