Finding the Fourth Proportional to 1,813,507.97, 2,502,640.95 and 997,694.10
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Solution
The fourth proportional to 1,813,507.97, 2,502,640.95 and 997,694.10 is: 1,376,817.84
Step by Step Solution
- Step 1: Write the proportion equation
1,813,507.97 : 2,502,640.95 = 997,694.10 : x - Step 2: Convert to fraction form
1,813,507.97/2,502,640.95 = 997,694.10/x - Step 3: Cross multiply
1,813,507.97x = 2,502,640.95 × 997,694.10 - Step 4: Simplify right side
1,813,507.97x = 2,496,870,110,233.40 - Step 5: Solve for x
x = 2,496,870,110,233.40/1,813,507.97 - Step 6: Final answer
x = 1,376,817.84
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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.