Finding the Fourth Proportional to 1,974,327.11, 2,961,671.39 and 554,373.62
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Solution
The fourth proportional to 1,974,327.11, 2,961,671.39 and 554,373.62 is: 831,611.18
Step by Step Solution
- Step 1: Write the proportion equation
1,974,327.11 : 2,961,671.39 = 554,373.62 : x - Step 2: Convert to fraction form
1,974,327.11/2,961,671.39 = 554,373.62/x - Step 3: Cross multiply
1,974,327.11x = 2,961,671.39 × 554,373.62 - Step 4: Simplify right side
1,974,327.11x = 1,641,872,489,724.73 - Step 5: Solve for x
x = 1,641,872,489,724.73/1,974,327.11 - Step 6: Final answer
x = 831,611.18
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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.