Finding the Fourth Proportional to 1,227,671.98, 1,694,272.44 and 744,257.50
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Solution
The fourth proportional to 1,227,671.98, 1,694,272.44 and 744,257.50 is: 1,027,126.95
Step by Step Solution
- Step 1: Write the proportion equation
1,227,671.98 : 1,694,272.44 = 744,257.50 : x - Step 2: Convert to fraction form
1,227,671.98/1,694,272.44 = 744,257.50/x - Step 3: Cross multiply
1,227,671.98x = 1,694,272.44 × 744,257.50 - Step 4: Simplify right side
1,227,671.98x = 1,260,974,970,513.30 - Step 5: Solve for x
x = 1,260,974,970,513.30/1,227,671.98 - Step 6: Final answer
x = 1,027,126.95
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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.