Finding the Fourth Proportional to 2,873,415.76, 3,961,193.62 and 2,260,503.98
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Solution
The fourth proportional to 2,873,415.76, 3,961,193.62 and 2,260,503.98 is: 3,116,254.20
Step by Step Solution
- Step 1: Write the proportion equation
2,873,415.76 : 3,961,193.62 = 2,260,503.98 : x - Step 2: Convert to fraction form
2,873,415.76/3,961,193.62 = 2,260,503.98/x - Step 3: Cross multiply
2,873,415.76x = 3,961,193.62 × 2,260,503.98 - Step 4: Simplify right side
2,873,415.76x = 8,954,293,943,560.61 - Step 5: Solve for x
x = 8,954,293,943,560.61/2,873,415.76 - Step 6: Final answer
x = 3,116,254.20
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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.