Finding the Fourth Proportional to 1,283,734.68, 1,771,609.16 and 710,774.80
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Solution
The fourth proportional to 1,283,734.68, 1,771,609.16 and 710,774.80 is: 980,899.84
Step by Step Solution
- Step 1: Write the proportion equation
1,283,734.68 : 1,771,609.16 = 710,774.80 : x - Step 2: Convert to fraction form
1,283,734.68/1,771,609.16 = 710,774.80/x - Step 3: Cross multiply
1,283,734.68x = 1,771,609.16 × 710,774.80 - Step 4: Simplify right side
1,283,734.68x = 1,259,215,146,377.17 - Step 5: Solve for x
x = 1,259,215,146,377.17/1,283,734.68 - Step 6: Final answer
x = 980,899.84
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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.