Finding the Fourth Proportional to 2,961,488.23, 4,442,503.43 and 831,557.99
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Solution
The fourth proportional to 2,961,488.23, 4,442,503.43 and 831,557.99 is: 1,247,413.11
Step by Step Solution
- Step 1: Write the proportion equation
2,961,488.23 : 4,442,503.43 = 831,557.99 : x - Step 2: Convert to fraction form
2,961,488.23/4,442,503.43 = 831,557.99/x - Step 3: Cross multiply
2,961,488.23x = 4,442,503.43 × 831,557.99 - Step 4: Simplify right side
2,961,488.23x = 3,694,199,236,004.06 - Step 5: Solve for x
x = 3,694,199,236,004.06/2,961,488.23 - Step 6: Final answer
x = 1,247,413.11
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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.