Finding the Fourth Proportional to 1,164,877.88, 1,608,027.48 and 783,126.09
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Solution
The fourth proportional to 1,164,877.88, 1,608,027.48 and 783,126.09 is: 1,081,047.46
Step by Step Solution
- Step 1: Write the proportion equation
1,164,877.88 : 1,608,027.48 = 783,126.09 : x - Step 2: Convert to fraction form
1,164,877.88/1,608,027.48 = 783,126.09/x - Step 3: Cross multiply
1,164,877.88x = 1,608,027.48 × 783,126.09 - Step 4: Simplify right side
1,164,877.88x = 1,259,288,273,024.95 - Step 5: Solve for x
x = 1,259,288,273,024.95/1,164,877.88 - Step 6: Final answer
x = 1,081,047.46
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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.