Finding the Fourth Proportional to 1,494,603.22, 2,062,602.21 and 815,576.98
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Solution
The fourth proportional to 1,494,603.22, 2,062,602.21 and 815,576.98 is: 1,125,523.39
Step by Step Solution
- Step 1: Write the proportion equation
1,494,603.22 : 2,062,602.21 = 815,576.98 : x - Step 2: Convert to fraction form
1,494,603.22/2,062,602.21 = 815,576.98/x - Step 3: Cross multiply
1,494,603.22x = 2,062,602.21 × 815,576.98 - Step 4: Simplify right side
1,494,603.22x = 1,682,210,881,373.13 - Step 5: Solve for x
x = 1,682,210,881,373.13/1,494,603.22 - Step 6: Final answer
x = 1,125,523.39
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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.