Finding the Fourth Proportional to 2,420,994.85, 3,340,219.14 and 1,374,241.97
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Solution
The fourth proportional to 2,420,994.85, 3,340,219.14 and 1,374,241.97 is: 1,896,026.07
Step by Step Solution
- Step 1: Write the proportion equation
2,420,994.85 : 3,340,219.14 = 1,374,241.97 : x - Step 2: Convert to fraction form
2,420,994.85/3,340,219.14 = 1,374,241.97/x - Step 3: Cross multiply
2,420,994.85x = 3,340,219.14 × 1,374,241.97 - Step 4: Simplify right side
2,420,994.85x = 4,590,269,339,535.85 - Step 5: Solve for x
x = 4,590,269,339,535.85/2,420,994.85 - Step 6: Final answer
x = 1,896,026.07
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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.