Finding the Fourth Proportional to 1,971,672.10, 2,955,175.35 and 834,432.10
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Solution
The fourth proportional to 1,971,672.10, 2,955,175.35 and 834,432.10 is: 1,250,660.88
Step by Step Solution
- Step 1: Write the proportion equation
1,971,672.10 : 2,955,175.35 = 834,432.10 : x - Step 2: Convert to fraction form
1,971,672.10/2,955,175.35 = 834,432.10/x - Step 3: Cross multiply
1,971,672.10x = 2,955,175.35 × 834,432.10 - Step 4: Simplify right side
1,971,672.10x = 2,465,893,173,168.74 - Step 5: Solve for x
x = 2,465,893,173,168.74/1,971,672.10 - Step 6: Final answer
x = 1,250,660.88
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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.