Finding the Fourth Proportional to 2,299,364.76, 3,173,221.26 and 1,280,769.96
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Solution
The fourth proportional to 2,299,364.76, 3,173,221.26 and 1,280,769.96 is: 1,767,517.07
Step by Step Solution
- Step 1: Write the proportion equation
2,299,364.76 : 3,173,221.26 = 1,280,769.96 : x - Step 2: Convert to fraction form
2,299,364.76/3,173,221.26 = 1,280,769.96/x - Step 3: Cross multiply
2,299,364.76x = 3,173,221.26 × 1,280,769.96 - Step 4: Simplify right side
2,299,364.76x = 4,064,166,466,241.35 - Step 5: Solve for x
x = 4,064,166,466,241.35/2,299,364.76 - Step 6: Final answer
x = 1,767,517.07
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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.