Finding the Fourth Proportional to 1,376,553.70, 2,064,830.55 and 996,671.80
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Solution
The fourth proportional to 1,376,553.70, 2,064,830.55 and 996,671.80 is: 1,495,007.70
Step by Step Solution
- Step 1: Write the proportion equation
1,376,553.70 : 2,064,830.55 = 996,671.80 : x - Step 2: Convert to fraction form
1,376,553.70/2,064,830.55 = 996,671.80/x - Step 3: Cross multiply
1,376,553.70x = 2,064,830.55 × 996,671.80 - Step 4: Simplify right side
1,376,553.70x = 2,057,958,380,963.49 - Step 5: Solve for x
x = 2,057,958,380,963.49/1,376,553.70 - Step 6: Final answer
x = 1,495,007.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.