Finding the Fourth Proportional to 2,427,625.40, 3,645,374.70 and 1,758,403.40
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Solution
The fourth proportional to 2,427,625.40, 3,645,374.70 and 1,758,403.40 is: 2,640,456.50
Step by Step Solution
- Step 1: Write the proportion equation
2,427,625.40 : 3,645,374.70 = 1,758,403.40 : x - Step 2: Convert to fraction form
2,427,625.40/3,645,374.70 = 1,758,403.40/x - Step 3: Cross multiply
2,427,625.40x = 3,645,374.70 × 1,758,403.40 - Step 4: Simplify right side
2,427,625.40x = 6,410,039,266,753.98 - Step 5: Solve for x
x = 6,410,039,266,753.98/2,427,625.40 - Step 6: Final answer
x = 2,640,456.50
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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.