Finding the Fourth Proportional to 1,283,725.88, 1,771,597.08 and 710,766.05
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Solution
The fourth proportional to 1,283,725.88, 1,771,597.08 and 710,766.05 is: 980,887.80
Step by Step Solution
- Step 1: Write the proportion equation
1,283,725.88 : 1,771,597.08 = 710,766.05 : x - Step 2: Convert to fraction form
1,283,725.88/1,771,597.08 = 710,766.05/x - Step 3: Cross multiply
1,283,725.88x = 1,771,597.08 × 710,766.05 - Step 4: Simplify right side
1,283,725.88x = 1,259,191,058,743.13 - Step 5: Solve for x
x = 1,259,191,058,743.13/1,283,725.88 - Step 6: Final answer
x = 980,887.80
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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.