Finding the Fourth Proportional to 2,376,729.48, 3,280,305.93 and 1,410,392.60
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Solution
The fourth proportional to 2,376,729.48, 3,280,305.93 and 1,410,392.60 is: 1,946,590.58
Step by Step Solution
- Step 1: Write the proportion equation
2,376,729.48 : 3,280,305.93 = 1,410,392.60 : x - Step 2: Convert to fraction form
2,376,729.48/3,280,305.93 = 1,410,392.60/x - Step 3: Cross multiply
2,376,729.48x = 3,280,305.93 × 1,410,392.60 - Step 4: Simplify right side
2,376,729.48x = 4,626,519,209,408.12 - Step 5: Solve for x
x = 4,626,519,209,408.12/2,376,729.48 - Step 6: Final answer
x = 1,946,590.58
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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.